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Merge branch 'for-linus' of git://git.samba.org/sfrench/cifs-2.6 

Pull cifs fixes from Steve French:
 "A few small cifs fixes including two for stable, and fixing a
  regression introduced by the VFS change to file create"

* 'for-linus' of git://git.samba.org/sfrench/cifs-2.6:
  cifs: set FILE_CREATED
  cifs: We do not drop reference to tlink in CIFSCheckMFSymlink()
  Add missing end of line termination to some cifs messages
This commit is contained in:
Linus Torvalds 2013-12-31 12:17:14 -08:00
parent 71ce176ee6 f1e3268126
commit 03bdeda624
5 changed files with 28 additions and 28 deletions
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7
fs/cifs/cifsproto.h
View File

@ -477,9 +477,10 @@ extern int CIFSGetExtAttr(const unsigned int xid, struct cifs_tcon *tcon,
const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
extern bool CIFSCouldBeMFSymlink(const struct cifs_fattr *fattr);
extern int CIFSCheckMFSymlink(struct cifs_fattr *fattr,
const unsigned char *path,
struct cifs_sb_info *cifs_sb, unsigned int xid);
extern int CIFSCheckMFSymlink(unsigned int xid, struct cifs_tcon *tcon,
struct cifs_sb_info *cifs_sb,
struct cifs_fattr *fattr,
const unsigned char *path);
extern int mdfour(unsigned char *, unsigned char *, int);
extern int E_md4hash(const unsigned char *passwd, unsigned char *p16,
const struct nls_table *codepage);

6
fs/cifs/cifssmb.c
View File

@ -4010,7 +4010,7 @@ CIFSSMBQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
if (rc) {
cifs_dbg(FYI, "Send error in QPathInfo = %d\n", rc);
cifs_dbg(FYI, "Send error in QFileInfo = %d", rc);
} else { /* decode response */
rc = validate_t2((struct smb_t2_rsp *)pSMBr);
@ -4179,7 +4179,7 @@ CIFSSMBUnixQFileInfo(const unsigned int xid, struct cifs_tcon *tcon,
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
if (rc) {
cifs_dbg(FYI, "Send error in QPathInfo = %d\n", rc);
cifs_dbg(FYI, "Send error in UnixQFileInfo = %d", rc);
} else { /* decode response */
rc = validate_t2((struct smb_t2_rsp *)pSMBr);
@ -4263,7 +4263,7 @@ CIFSSMBUnixQPathInfo(const unsigned int xid, struct cifs_tcon *tcon,
rc = SendReceive(xid, tcon->ses, (struct smb_hdr *) pSMB,
(struct smb_hdr *) pSMBr, &bytes_returned, 0);
if (rc) {
cifs_dbg(FYI, "Send error in QPathInfo = %d\n", rc);
cifs_dbg(FYI, "Send error in UnixQPathInfo = %d", rc);
} else { /* decode response */
rc = validate_t2((struct smb_t2_rsp *)pSMBr);

11
fs/cifs/dir.c
View File

@ -193,7 +193,7 @@ check_name(struct dentry *direntry)
static int
cifs_do_create(struct inode *inode, struct dentry *direntry, unsigned int xid,
struct tcon_link *tlink, unsigned oflags, umode_t mode,
__u32 *oplock, struct cifs_fid *fid, int *created)
__u32 *oplock, struct cifs_fid *fid)
{
int rc = -ENOENT;
int create_options = CREATE_NOT_DIR;
@ -349,7 +349,6 @@ cifs_do_create(struct inode *inode, struct dentry *direntry, unsigned int xid,
.device = 0,
};
*created |= FILE_CREATED;
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) {
args.uid = current_fsuid();
if (inode->i_mode & S_ISGID)
@ -480,13 +479,16 @@ cifs_atomic_open(struct inode *inode, struct dentry *direntry,
cifs_add_pending_open(&fid, tlink, &open);
rc = cifs_do_create(inode, direntry, xid, tlink, oflags, mode,
&oplock, &fid, opened);
&oplock, &fid);
if (rc) {
cifs_del_pending_open(&open);
goto out;
}
if ((oflags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL))
*opened |= FILE_CREATED;
rc = finish_open(file, direntry, generic_file_open, opened);
if (rc) {
if (server->ops->close)
@ -529,7 +531,6 @@ int cifs_create(struct inode *inode, struct dentry *direntry, umode_t mode,
struct TCP_Server_Info *server;
struct cifs_fid fid;
__u32 oplock;
int created = FILE_CREATED;
cifs_dbg(FYI, "cifs_create parent inode = 0x%p name is: %s and dentry = 0x%p\n",
inode, direntry->d_name.name, direntry);
@ -546,7 +547,7 @@ int cifs_create(struct inode *inode, struct dentry *direntry, umode_t mode,
server->ops->new_lease_key(&fid);
rc = cifs_do_create(inode, direntry, xid, tlink, oflags, mode,
&oplock, &fid, &created);
&oplock, &fid);
if (!rc && server->ops->close)
server->ops->close(xid, tcon, &fid);

6
fs/cifs/inode.c
View File

@ -383,7 +383,8 @@ int cifs_get_inode_info_unix(struct inode **pinode,
/* check for Minshall+French symlinks */
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MF_SYMLINKS) {
int tmprc = CIFSCheckMFSymlink(&fattr, full_path, cifs_sb, xid);
int tmprc = CIFSCheckMFSymlink(xid, tcon, cifs_sb, &fattr,
full_path);
if (tmprc)
cifs_dbg(FYI, "CIFSCheckMFSymlink: %d\n", tmprc);
}
@ -799,7 +800,8 @@ cifs_get_inode_info(struct inode **inode, const char *full_path,
/* check for Minshall+French symlinks */
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MF_SYMLINKS) {
tmprc = CIFSCheckMFSymlink(&fattr, full_path, cifs_sb, xid);
tmprc = CIFSCheckMFSymlink(xid, tcon, cifs_sb, &fattr,
full_path);
if (tmprc)
cifs_dbg(FYI, "CIFSCheckMFSymlink: %d\n", tmprc);
}

26
fs/cifs/link.c
View File

@ -354,34 +354,30 @@ open_query_close_cifs_symlink(const unsigned char *path, char *pbuf,
int
CIFSCheckMFSymlink(struct cifs_fattr *fattr,
const unsigned char *path,
struct cifs_sb_info *cifs_sb, unsigned int xid)
CIFSCheckMFSymlink(unsigned int xid, struct cifs_tcon *tcon,
struct cifs_sb_info *cifs_sb, struct cifs_fattr *fattr,
const unsigned char *path)
{
int rc = 0;
int rc;
u8 *buf = NULL;
unsigned int link_len = 0;
unsigned int bytes_read = 0;
struct cifs_tcon *ptcon;
if (!CIFSCouldBeMFSymlink(fattr))
/* it's not a symlink */
return 0;
buf = kmalloc(CIFS_MF_SYMLINK_FILE_SIZE, GFP_KERNEL);
if (!buf) {
rc = -ENOMEM;
goto out;
}
if (!buf)
return -ENOMEM;
ptcon = tlink_tcon(cifs_sb_tlink(cifs_sb));
if ((ptcon->ses) && (ptcon->ses->server->ops->query_mf_symlink))
rc = ptcon->ses->server->ops->query_mf_symlink(path, buf,
&bytes_read, cifs_sb, xid);
if (tcon->ses->server->ops->query_mf_symlink)
rc = tcon->ses->server->ops->query_mf_symlink(path, buf,
&bytes_read, cifs_sb, xid);
else
goto out;
rc = -ENOSYS;
if (rc != 0)
if (rc)
goto out;
if (bytes_read == 0) /* not a symlink */