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NFS client bugfixes for 3.11 

- Fix a regression against NFSv4 FreeBSD servers when creating a new file
 - Fix another regression in rpc_client_register()
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Merge tag 'nfs-for-3.11-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull NFS client bugfixes from Trond Myklebust:
 - Fix a regression against NFSv4 FreeBSD servers when creating a new
   file
 - Fix another regression in rpc_client_register()

* tag 'nfs-for-3.11-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  NFSv4: Fix a regression against the FreeBSD server
  SUNRPC: Fix another issue with rpc_client_register()
This commit is contained in:
Linus Torvalds 2013-07-20 10:48:24 -07:00
parent 90290c4ebe b4a2cf76ab
commit 3be542d464
2 changed files with 15 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
fs/nfs/nfs4xdr.c
View File

@ -999,6 +999,7 @@ static void encode_attrs(struct xdr_stream *xdr, const struct iattr *iap,
__be32 *p;
__be32 *q;
int len;
uint32_t bmval_len = 2;
uint32_t bmval0 = 0;
uint32_t bmval1 = 0;
uint32_t bmval2 = 0;
@ -1010,7 +1011,7 @@ static void encode_attrs(struct xdr_stream *xdr, const struct iattr *iap,
* = 40 bytes, plus any contribution from variable-length fields
* such as owner/group.
*/
len = 20;
len = 8;
/* Sigh */
if (iap->ia_valid & ATTR_SIZE)
@ -1040,8 +1041,6 @@ static void encode_attrs(struct xdr_stream *xdr, const struct iattr *iap,
}
len += 4 + (XDR_QUADLEN(owner_grouplen) << 2);
}
if (label)
len += 4 + 4 + 4 + (XDR_QUADLEN(label->len) << 2);
if (iap->ia_valid & ATTR_ATIME_SET)
len += 16;
else if (iap->ia_valid & ATTR_ATIME)
@ -1050,15 +1049,22 @@ static void encode_attrs(struct xdr_stream *xdr, const struct iattr *iap,
len += 16;
else if (iap->ia_valid & ATTR_MTIME)
len += 4;
if (label) {
len += 4 + 4 + 4 + (XDR_QUADLEN(label->len) << 2);
bmval_len = 3;
}
len += bmval_len << 2;
p = reserve_space(xdr, len);
/*
* We write the bitmap length now, but leave the bitmap and the attribute
* buffer length to be backfilled at the end of this routine.
*/
*p++ = cpu_to_be32(3);
*p++ = cpu_to_be32(bmval_len);
q = p;
p += 4;
/* Skip bitmap entries + attrlen */
p += bmval_len + 1;
if (iap->ia_valid & ATTR_SIZE) {
bmval0 |= FATTR4_WORD0_SIZE;
@ -1112,10 +1118,11 @@ static void encode_attrs(struct xdr_stream *xdr, const struct iattr *iap,
len, ((char *)p - (char *)q) + 4);
BUG();
}
len = (char *)p - (char *)q - 16;
len = (char *)p - (char *)q - (bmval_len << 2);
*q++ = htonl(bmval0);
*q++ = htonl(bmval1);
*q++ = htonl(bmval2);
if (bmval_len == 3)
*q++ = htonl(bmval2);
*q = htonl(len);
/* out: */

1
net/sunrpc/clnt.c
View File

@ -309,6 +309,7 @@ static int rpc_client_register(const struct rpc_create_args *args,
return 0;
err_auth:
pipefs_sb = rpc_get_sb_net(net);
rpc_unregister_client(clnt);
__rpc_clnt_remove_pipedir(clnt);
out:
if (pipefs_sb)