diff --git a/arch/ia64/lib/csum_partial_copy.c b/arch/ia64/lib/csum_partial_copy.c index 503dfe6d1450..118daf5a0632 100644 --- a/arch/ia64/lib/csum_partial_copy.c +++ b/arch/ia64/lib/csum_partial_copy.c @@ -128,6 +128,8 @@ csum_partial_copy_from_user(const void __user *src, void *dst, return (__force __wsum)result; } +EXPORT_SYMBOL(csum_partial_copy_from_user); + __wsum csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum) { diff --git a/fs/Kconfig b/fs/Kconfig index e33c08924572..a42f767dcdd5 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@ -2020,6 +2020,7 @@ config AFS_FS tristate "Andrew File System support (AFS) (EXPERIMENTAL)" depends on INET && EXPERIMENTAL select AF_RXRPC + select KEYS help If you say Y here, you will get an experimental Andrew File System driver. It currently only supports unsecured read-only AFS access. diff --git a/fs/afs/internal.h b/fs/afs/internal.h index 6dd3197d1d8d..34665f7d7a19 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -367,7 +367,7 @@ struct afs_uuid { u32 time_low; /* low part of timestamp */ u16 time_mid; /* mid part of timestamp */ u16 time_hi_and_version; /* high part of timestamp and version */ -#define AFS_UUID_TO_UNIX_TIME 0x01b21dd213814000 +#define AFS_UUID_TO_UNIX_TIME 0x01b21dd213814000ULL #define AFS_UUID_TIMEHI_MASK 0x0fff #define AFS_UUID_VERSION_TIME 0x1000 /* time-based UUID */ #define AFS_UUID_VERSION_NAME 0x3000 /* name-based UUID */ diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c index e7b047328a39..222c1a3abbb8 100644 --- a/fs/afs/rxrpc.c +++ b/fs/afs/rxrpc.c @@ -772,7 +772,7 @@ int afs_extract_data(struct afs_call *call, struct sk_buff *skb, if (call->offset < count) { if (last) { - _leave(" = -EBADMSG [%d < %lu]", call->offset, count); + _leave(" = -EBADMSG [%d < %zu]", call->offset, count); return -EBADMSG; } _leave(" = -EAGAIN"); diff --git a/fs/afs/use-rtnetlink.c b/fs/afs/use-rtnetlink.c index 82f0daa28970..f8991c700e02 100644 --- a/fs/afs/use-rtnetlink.c +++ b/fs/afs/use-rtnetlink.c @@ -243,7 +243,7 @@ static int afs_read_rtm(struct afs_rtm_desc *desc) desc->datalen = kernel_recvmsg(desc->nlsock, &msg, iov, 1, desc->datamax, 0); if (desc->datalen < 0) { - _leave(" = %ld [recv]", desc->datalen); + _leave(" = %zd [recv]", desc->datalen); return desc->datalen; } diff --git a/fs/afs/vlocation.c b/fs/afs/vlocation.c index 74cce174882a..6c8e95a7c2c9 100644 --- a/fs/afs/vlocation.c +++ b/fs/afs/vlocation.c @@ -416,8 +416,8 @@ struct afs_vlocation *afs_vlocation_lookup(struct afs_cell *cell, goto error_abandon; spin_lock(&vl->lock); vl->state = AFS_VL_VALID; - wake_up(&vl->waitq); spin_unlock(&vl->lock); + wake_up(&vl->waitq); /* schedule for regular updates */ afs_vlocation_queue_for_updates(vl); @@ -442,7 +442,7 @@ struct afs_vlocation *afs_vlocation_lookup(struct afs_cell *cell, _debug("invalid [state %d]", state); - if ((state == AFS_VL_NEW || state == AFS_VL_NO_VOLUME)) { + if (state == AFS_VL_NEW || state == AFS_VL_NO_VOLUME) { vl->state = AFS_VL_CREATING; spin_unlock(&vl->lock); goto fill_in_record; @@ -453,11 +453,10 @@ struct afs_vlocation *afs_vlocation_lookup(struct afs_cell *cell, _debug("wait"); spin_unlock(&vl->lock); - ret = wait_event_interruptible( - vl->waitq, - vl->state == AFS_VL_NEW || - vl->state == AFS_VL_VALID || - vl->state == AFS_VL_NO_VOLUME); + ret = wait_event_interruptible(vl->waitq, + vl->state == AFS_VL_NEW || + vl->state == AFS_VL_VALID || + vl->state == AFS_VL_NO_VOLUME); if (ret < 0) goto error; spin_lock(&vl->lock); @@ -471,8 +470,8 @@ struct afs_vlocation *afs_vlocation_lookup(struct afs_cell *cell, error_abandon: spin_lock(&vl->lock); vl->state = AFS_VL_NEW; - wake_up(&vl->waitq); spin_unlock(&vl->lock); + wake_up(&vl->waitq); error: ASSERT(vl != NULL); afs_put_vlocation(vl); @@ -675,7 +674,6 @@ static void afs_vlocation_updater(struct work_struct *work) case 0: afs_vlocation_apply_update(vl, &vldb); vl->state = AFS_VL_VALID; - wake_up(&vl->waitq); break; case -ENOMEDIUM: vl->state = AFS_VL_VOLUME_DELETED; @@ -685,6 +683,7 @@ static void afs_vlocation_updater(struct work_struct *work) break; } spin_unlock(&vl->lock); + wake_up(&vl->waitq); /* and then reschedule */ _debug("reschedule"); diff --git a/include/net/wext.h b/include/net/wext.h index 55741836a675..c02b8decf3af 100644 --- a/include/net/wext.h +++ b/include/net/wext.h @@ -10,7 +10,7 @@ extern int wext_proc_init(void); extern int wext_handle_ioctl(struct ifreq *ifr, unsigned int cmd, void __user *arg); #else -static inline int wext_proc_init() +static inline int wext_proc_init(void) { return 0; } diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index f5cfde8c9025..1b3033105b40 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -279,6 +279,8 @@ ktime_t ktime_add_ns(const ktime_t kt, u64 nsec) return ktime_add(kt, tmp); } + +EXPORT_SYMBOL_GPL(ktime_add_ns); # endif /* !CONFIG_KTIME_SCALAR */ /* diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c index 16eda21fb38c..f6a92a0b7aa6 100644 --- a/net/appletalk/ddp.c +++ b/net/appletalk/ddp.c @@ -937,11 +937,11 @@ static unsigned long atalk_sum_partial(const unsigned char *data, static unsigned long atalk_sum_skb(const struct sk_buff *skb, int offset, int len, unsigned long sum) { - int end = skb_headlen(skb); + int start = skb_headlen(skb); int i, copy; /* checksum stuff in header space */ - if ((copy = end - offset) > 0) { + if ( (copy = start - offset) > 0) { if (copy > len) copy = len; sum = atalk_sum_partial(skb->data + offset, copy, sum); @@ -953,9 +953,11 @@ static unsigned long atalk_sum_skb(const struct sk_buff *skb, int offset, /* checksum stuff in frags */ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - BUG_TRAP(len >= 0); + int end; - end = offset + skb_shinfo(skb)->frags[i].size; + BUG_TRAP(start <= offset + len); + + end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { u8 *vaddr; skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; @@ -963,31 +965,36 @@ static unsigned long atalk_sum_skb(const struct sk_buff *skb, int offset, if (copy > len) copy = len; vaddr = kmap_skb_frag(frag); - sum = atalk_sum_partial(vaddr + frag->page_offset, - copy, sum); + sum = atalk_sum_partial(vaddr + frag->page_offset + + offset - start, copy, sum); kunmap_skb_frag(vaddr); if (!(len -= copy)) return sum; offset += copy; } + start = end; } if (skb_shinfo(skb)->frag_list) { struct sk_buff *list = skb_shinfo(skb)->frag_list; for (; list; list = list->next) { - BUG_TRAP(len >= 0); + int end; - end = offset + list->len; + BUG_TRAP(start <= offset + len); + + end = start + list->len; if ((copy = end - offset) > 0) { if (copy > len) copy = len; - sum = atalk_sum_skb(list, 0, copy, sum); + sum = atalk_sum_skb(list, offset - start, + copy, sum); if ((len -= copy) == 0) return sum; offset += copy; } + start = end; } } diff --git a/net/core/datagram.c b/net/core/datagram.c index e1afa7679445..cb056f476126 100644 --- a/net/core/datagram.c +++ b/net/core/datagram.c @@ -247,8 +247,8 @@ EXPORT_SYMBOL(skb_kill_datagram); int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset, struct iovec *to, int len) { - int end = skb_headlen(skb); - int i, copy = end - offset; + int start = skb_headlen(skb); + int i, copy = start - offset; /* Copy header. */ if (copy > 0) { @@ -263,9 +263,11 @@ int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset, /* Copy paged appendix. Hmm... why does this look so complicated? */ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - BUG_TRAP(len >= 0); + int end; - end = offset + skb_shinfo(skb)->frags[i].size; + BUG_TRAP(start <= offset + len); + + end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { int err; u8 *vaddr; @@ -275,8 +277,8 @@ int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset, if (copy > len) copy = len; vaddr = kmap(page); - err = memcpy_toiovec(to, vaddr + frag->page_offset, - copy); + err = memcpy_toiovec(to, vaddr + frag->page_offset + + offset - start, copy); kunmap(page); if (err) goto fault; @@ -284,24 +286,30 @@ int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset, return 0; offset += copy; } + start = end; } if (skb_shinfo(skb)->frag_list) { struct sk_buff *list = skb_shinfo(skb)->frag_list; for (; list; list = list->next) { - BUG_TRAP(len >= 0); + int end; - end = offset + list->len; + BUG_TRAP(start <= offset + len); + + end = start + list->len; if ((copy = end - offset) > 0) { if (copy > len) copy = len; - if (skb_copy_datagram_iovec(list, 0, to, copy)) + if (skb_copy_datagram_iovec(list, + offset - start, + to, copy)) goto fault; if ((len -= copy) == 0) return 0; offset += copy; } + start = end; } } if (!len) @@ -315,9 +323,9 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset, u8 __user *to, int len, __wsum *csump) { - int end = skb_headlen(skb); + int start = skb_headlen(skb); int pos = 0; - int i, copy = end - offset; + int i, copy = start - offset; /* Copy header. */ if (copy > 0) { @@ -336,9 +344,11 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset, } for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - BUG_TRAP(len >= 0); + int end; - end = offset + skb_shinfo(skb)->frags[i].size; + BUG_TRAP(start <= offset + len); + + end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { __wsum csum2; int err = 0; @@ -350,7 +360,8 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset, copy = len; vaddr = kmap(page); csum2 = csum_and_copy_to_user(vaddr + - frag->page_offset, + frag->page_offset + + offset - start, to, copy, 0, &err); kunmap(page); if (err) @@ -362,20 +373,24 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset, to += copy; pos += copy; } + start = end; } if (skb_shinfo(skb)->frag_list) { struct sk_buff *list = skb_shinfo(skb)->frag_list; for (; list; list=list->next) { - BUG_TRAP(len >= 0); + int end; - end = offset + list->len; + BUG_TRAP(start <= offset + len); + + end = start + list->len; if ((copy = end - offset) > 0) { __wsum csum2 = 0; if (copy > len) copy = len; - if (skb_copy_and_csum_datagram(list, 0, + if (skb_copy_and_csum_datagram(list, + offset - start, to, copy, &csum2)) goto fault; @@ -386,6 +401,7 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset, to += copy; pos += copy; } + start = end; } } if (!len) diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 32f087b5233e..142257307fa2 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -1045,13 +1045,13 @@ unsigned char *__pskb_pull_tail(struct sk_buff *skb, int delta) int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len) { int i, copy; - int end = skb_headlen(skb); + int start = skb_headlen(skb); if (offset > (int)skb->len - len) goto fault; /* Copy header. */ - if ((copy = end - offset) > 0) { + if ((copy = start - offset) > 0) { if (copy > len) copy = len; skb_copy_from_linear_data_offset(skb, offset, to, copy); @@ -1062,9 +1062,11 @@ int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len) } for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - BUG_TRAP(len >= 0); + int end; - end = offset + skb_shinfo(skb)->frags[i].size; + BUG_TRAP(start <= offset + len); + + end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { u8 *vaddr; @@ -1073,8 +1075,8 @@ int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len) vaddr = kmap_skb_frag(&skb_shinfo(skb)->frags[i]); memcpy(to, - vaddr + skb_shinfo(skb)->frags[i].page_offset, - copy); + vaddr + skb_shinfo(skb)->frags[i].page_offset+ + offset - start, copy); kunmap_skb_frag(vaddr); if ((len -= copy) == 0) @@ -1082,25 +1084,30 @@ int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len) offset += copy; to += copy; } + start = end; } if (skb_shinfo(skb)->frag_list) { struct sk_buff *list = skb_shinfo(skb)->frag_list; for (; list; list = list->next) { - BUG_TRAP(len >= 0); + int end; - end = offset + list->len; + BUG_TRAP(start <= offset + len); + + end = start + list->len; if ((copy = end - offset) > 0) { if (copy > len) copy = len; - if (skb_copy_bits(list, 0, to, copy)) + if (skb_copy_bits(list, offset - start, + to, copy)) goto fault; if ((len -= copy) == 0) return 0; offset += copy; to += copy; } + start = end; } } if (!len) @@ -1125,12 +1132,12 @@ int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len) int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len) { int i, copy; - int end = skb_headlen(skb); + int start = skb_headlen(skb); if (offset > (int)skb->len - len) goto fault; - if ((copy = end - offset) > 0) { + if ((copy = start - offset) > 0) { if (copy > len) copy = len; skb_copy_to_linear_data_offset(skb, offset, from, copy); @@ -1142,9 +1149,11 @@ int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len) for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; - BUG_TRAP(len >= 0); + int end; - end = offset + frag->size; + BUG_TRAP(start <= offset + len); + + end = start + frag->size; if ((copy = end - offset) > 0) { u8 *vaddr; @@ -1152,7 +1161,8 @@ int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len) copy = len; vaddr = kmap_skb_frag(frag); - memcpy(vaddr + frag->page_offset, from, copy); + memcpy(vaddr + frag->page_offset + offset - start, + from, copy); kunmap_skb_frag(vaddr); if ((len -= copy) == 0) @@ -1160,25 +1170,30 @@ int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len) offset += copy; from += copy; } + start = end; } if (skb_shinfo(skb)->frag_list) { struct sk_buff *list = skb_shinfo(skb)->frag_list; for (; list; list = list->next) { - BUG_TRAP(len >= 0); + int end; - end = offset + list->len; + BUG_TRAP(start <= offset + len); + + end = start + list->len; if ((copy = end - offset) > 0) { if (copy > len) copy = len; - if (skb_store_bits(list, 0, from, copy)) + if (skb_store_bits(list, offset - start, + from, copy)) goto fault; if ((len -= copy) == 0) return 0; offset += copy; from += copy; } + start = end; } } if (!len) @@ -1195,8 +1210,8 @@ EXPORT_SYMBOL(skb_store_bits); __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum) { - int end = skb_headlen(skb); - int i, copy = end - offset; + int start = skb_headlen(skb); + int i, copy = start - offset; int pos = 0; /* Checksum header. */ @@ -1211,9 +1226,11 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset, } for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - BUG_TRAP(len >= 0); + int end; - end = offset + skb_shinfo(skb)->frags[i].size; + BUG_TRAP(start <= offset + len); + + end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { __wsum csum2; u8 *vaddr; @@ -1222,8 +1239,8 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset, if (copy > len) copy = len; vaddr = kmap_skb_frag(frag); - csum2 = csum_partial(vaddr + frag->page_offset, - copy, 0); + csum2 = csum_partial(vaddr + frag->page_offset + + offset - start, copy, 0); kunmap_skb_frag(vaddr); csum = csum_block_add(csum, csum2, pos); if (!(len -= copy)) @@ -1231,26 +1248,31 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset, offset += copy; pos += copy; } + start = end; } if (skb_shinfo(skb)->frag_list) { struct sk_buff *list = skb_shinfo(skb)->frag_list; for (; list; list = list->next) { - BUG_TRAP(len >= 0); + int end; - end = offset + list->len; + BUG_TRAP(start <= offset + len); + + end = start + list->len; if ((copy = end - offset) > 0) { __wsum csum2; if (copy > len) copy = len; - csum2 = skb_checksum(list, 0, copy, 0); + csum2 = skb_checksum(list, offset - start, + copy, 0); csum = csum_block_add(csum, csum2, pos); if ((len -= copy) == 0) return csum; offset += copy; pos += copy; } + start = end; } } BUG_ON(len); @@ -1263,8 +1285,8 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset, __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, u8 *to, int len, __wsum csum) { - int end = skb_headlen(skb); - int i, copy = end - offset; + int start = skb_headlen(skb); + int i, copy = start - offset; int pos = 0; /* Copy header. */ @@ -1281,9 +1303,11 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, } for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - BUG_TRAP(len >= 0); + int end; - end = offset + skb_shinfo(skb)->frags[i].size; + BUG_TRAP(start <= offset + len); + + end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { __wsum csum2; u8 *vaddr; @@ -1293,8 +1317,9 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, copy = len; vaddr = kmap_skb_frag(frag); csum2 = csum_partial_copy_nocheck(vaddr + - frag->page_offset, - to, copy, 0); + frag->page_offset + + offset - start, to, + copy, 0); kunmap_skb_frag(vaddr); csum = csum_block_add(csum, csum2, pos); if (!(len -= copy)) @@ -1303,6 +1328,7 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, to += copy; pos += copy; } + start = end; } if (skb_shinfo(skb)->frag_list) { @@ -1310,13 +1336,16 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, for (; list; list = list->next) { __wsum csum2; - BUG_TRAP(len >= 0); + int end; - end = offset + list->len; + BUG_TRAP(start <= offset + len); + + end = start + list->len; if ((copy = end - offset) > 0) { if (copy > len) copy = len; - csum2 = skb_copy_and_csum_bits(list, 0, + csum2 = skb_copy_and_csum_bits(list, + offset - start, to, copy, 0); csum = csum_block_add(csum, csum2, pos); if ((len -= copy) == 0) @@ -1325,6 +1354,7 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, to += copy; pos += copy; } + start = end; } } BUG_ON(len); @@ -1996,8 +2026,8 @@ void __init skb_init(void) int skb_to_sgvec(struct sk_buff *skb, struct scatterlist *sg, int offset, int len) { - int end = skb_headlen(skb); - int i, copy = end - offset; + int start = skb_headlen(skb); + int i, copy = start - offset; int elt = 0; if (copy > 0) { @@ -2013,39 +2043,45 @@ skb_to_sgvec(struct sk_buff *skb, struct scatterlist *sg, int offset, int len) } for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - BUG_TRAP(len >= 0); + int end; - end = offset + skb_shinfo(skb)->frags[i].size; + BUG_TRAP(start <= offset + len); + + end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; if (copy > len) copy = len; sg[elt].page = frag->page; - sg[elt].offset = frag->page_offset; + sg[elt].offset = frag->page_offset+offset-start; sg[elt].length = copy; elt++; if (!(len -= copy)) return elt; offset += copy; } + start = end; } if (skb_shinfo(skb)->frag_list) { struct sk_buff *list = skb_shinfo(skb)->frag_list; for (; list; list = list->next) { - BUG_TRAP(len >= 0); + int end; - end = offset + list->len; + BUG_TRAP(start <= offset + len); + + end = start + list->len; if ((copy = end - offset) > 0) { if (copy > len) copy = len; - elt += skb_to_sgvec(list, sg+elt, 0, copy); + elt += skb_to_sgvec(list, sg+elt, offset - start, copy); if ((len -= copy) == 0) return elt; offset += copy; } + start = end; } } BUG_ON(len); diff --git a/net/core/user_dma.c b/net/core/user_dma.c index 89241cdeea3f..0ad1cd57bc39 100644 --- a/net/core/user_dma.c +++ b/net/core/user_dma.c @@ -49,8 +49,8 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan, struct sk_buff *skb, int offset, struct iovec *to, size_t len, struct dma_pinned_list *pinned_list) { - int end = skb_headlen(skb); - int i, copy = end - offset; + int start = skb_headlen(skb); + int i, copy = start - offset; dma_cookie_t cookie = 0; /* Copy header. */ @@ -69,9 +69,11 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan, /* Copy paged appendix. Hmm... why does this look so complicated? */ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - BUG_TRAP(len >= 0); + int end; - end = offset + skb_shinfo(skb)->frags[i].size; + BUG_TRAP(start <= offset + len); + + end = start + skb_shinfo(skb)->frags[i].size; copy = end - offset; if ((copy = end - offset) > 0) { skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; @@ -80,8 +82,8 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan, if (copy > len) copy = len; - cookie = dma_memcpy_pg_to_iovec(chan, to, pinned_list, - page, frag->page_offset, copy); + cookie = dma_memcpy_pg_to_iovec(chan, to, pinned_list, page, + frag->page_offset + offset - start, copy); if (cookie < 0) goto fault; len -= copy; @@ -89,21 +91,25 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan, goto end; offset += copy; } + start = end; } if (skb_shinfo(skb)->frag_list) { struct sk_buff *list = skb_shinfo(skb)->frag_list; for (; list; list = list->next) { - BUG_TRAP(len >= 0); + int end; - end = offset + list->len; + BUG_TRAP(start <= offset + len); + + end = start + list->len; copy = end - offset; if (copy > 0) { if (copy > len) copy = len; cookie = dma_skb_copy_datagram_iovec(chan, list, - 0, to, copy, pinned_list); + offset - start, to, copy, + pinned_list); if (cookie < 0) goto fault; len -= copy; @@ -111,6 +117,7 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan, goto end; offset += copy; } + start = end; } } diff --git a/net/rxrpc/Kconfig b/net/rxrpc/Kconfig index d72380e304ae..8750f6da6bc7 100644 --- a/net/rxrpc/Kconfig +++ b/net/rxrpc/Kconfig @@ -30,6 +30,11 @@ config AF_RXRPC_DEBUG config RXKAD tristate "RxRPC Kerberos security" depends on AF_RXRPC && KEYS + select CRYPTO + select CRYPTO_MANAGER + select CRYPTO_BLKCIPHER + select CRYPTO_PCBC + select CRYPTO_FCRYPT help Provide kerberos 4 and AFS kaserver security handling for AF_RXRPC through the use of the key retention service. diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c index 1eaf529efac1..5ec705144e10 100644 --- a/net/rxrpc/rxkad.c +++ b/net/rxrpc/rxkad.c @@ -18,6 +18,7 @@ #include #include #include +#define rxrpc_debug rxkad_debug #include "ar-internal.h" #define RXKAD_VERSION 2 diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c index be529c4241a6..6249a9405bb8 100644 --- a/net/xfrm/xfrm_algo.c +++ b/net/xfrm/xfrm_algo.c @@ -532,8 +532,8 @@ EXPORT_SYMBOL_GPL(xfrm_count_enc_supported); int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc, int offset, int len, icv_update_fn_t icv_update) { - int end = skb_headlen(skb); - int i, copy = end - offset; + int start = skb_headlen(skb); + int i, copy = start - offset; int err; struct scatterlist sg; @@ -556,9 +556,11 @@ int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc, } for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - BUG_TRAP(len >= 0); + int end; - end = offset + skb_shinfo(skb)->frags[i].size; + BUG_TRAP(start <= offset + len); + + end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; @@ -566,7 +568,7 @@ int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc, copy = len; sg.page = frag->page; - sg.offset = frag->page_offset; + sg.offset = frag->page_offset + offset-start; sg.length = copy; err = icv_update(desc, &sg, copy); @@ -577,19 +579,22 @@ int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc, return 0; offset += copy; } + start = end; } if (skb_shinfo(skb)->frag_list) { struct sk_buff *list = skb_shinfo(skb)->frag_list; for (; list; list = list->next) { - BUG_TRAP(len >= 0); + int end; - end = offset + list->len; + BUG_TRAP(start <= offset + len); + + end = start + list->len; if ((copy = end - offset) > 0) { if (copy > len) copy = len; - err = skb_icv_walk(list, desc, 0, + err = skb_icv_walk(list, desc, offset-start, copy, icv_update); if (unlikely(err)) return err; @@ -597,6 +602,7 @@ int skb_icv_walk(const struct sk_buff *skb, struct hash_desc *desc, return 0; offset += copy; } + start = end; } } BUG_ON(len);