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authorSteve French <sfrench@us.ibm.com>2009-05-21 22:21:53 +0000
committerSteve French <sfrench@us.ibm.com>2009-05-21 22:38:08 +0000
commit703a3b8e5c01cf6fb33c6d8dc99905f889a4e992 (patch)
tree56b6f7bd0379efc28fd488b15fe121a03d092f3d /fs/cifs/dir.c
parent5805977e63a36ad56594a623f3bd2bebcb7db233 (diff)
downloadop-kernel-dev-703a3b8e5c01cf6fb33c6d8dc99905f889a4e992.zip
op-kernel-dev-703a3b8e5c01cf6fb33c6d8dc99905f889a4e992.tar.gz
[CIFS] fix posix open regression
Posix open code was not properly adding the file to the list of open files. Fix allocating cifsFileInfo more than once, and adding twice to flist and tlist. Also fix mode setting to be done in one place in these paths. Signed-off-by: Steve French <sfrench@us.ibm.com> Reviewed-by: Shirish Pargaonkar <shirishp@us.ibm.com> Tested-by: Jeff Layton <jlayton@redhat.com> Tested-by: Luca Tettamanti <kronos.it@gmail.com>
Diffstat (limited to 'fs/cifs/dir.c')
-rw-r--r--fs/cifs/dir.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 11431ed..f49d684 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -225,6 +225,7 @@ int cifs_posix_open(char *full_path, struct inode **pinode,
if (!(oflags & FMODE_READ))
write_only = true;
+ mode &= ~current_umask();
rc = CIFSPOSIXCreate(xid, cifs_sb->tcon, posix_flags, mode,
pnetfid, presp_data, &oplock, full_path,
cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
@@ -310,7 +311,6 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
return -ENOMEM;
}
- mode &= ~current_umask();
if (oplockEnabled)
oplock = REQ_OPLOCK;
@@ -336,7 +336,7 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
else /* success, no need to query */
goto cifs_create_set_dentry;
} else if ((rc != -EIO) && (rc != -EREMOTE) &&
- (rc != -EOPNOTSUPP)) /* path not found or net err */
+ (rc != -EOPNOTSUPP) && (rc != -EINVAL))
goto cifs_create_out;
/* else fallthrough to retry, using older open call, this is
case where server does not support this SMB level, and
@@ -609,7 +609,6 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
int xid;
int rc = 0; /* to get around spurious gcc warning, set to zero here */
int oplock = 0;
- int mode;
__u16 fileHandle = 0;
bool posix_open = false;
struct cifs_sb_info *cifs_sb;
@@ -660,13 +659,12 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
if (pTcon->unix_ext) {
if (!(nd->flags & (LOOKUP_PARENT | LOOKUP_DIRECTORY)) &&
- (nd->flags & LOOKUP_OPEN)) {
+ (nd->flags & LOOKUP_OPEN) && !pTcon->broken_posix_open) {
if (!((nd->intent.open.flags & O_CREAT) &&
(nd->intent.open.flags & O_EXCL))) {
- mode = nd->intent.open.create_mode &
- ~current_umask();
rc = cifs_posix_open(full_path, &newInode,
- parent_dir_inode->i_sb, mode,
+ parent_dir_inode->i_sb,
+ nd->intent.open.create_mode,
nd->intent.open.flags, &oplock,
&fileHandle, xid);
/*
@@ -681,6 +679,8 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
*/
if ((rc != -EINVAL) && (rc != -EOPNOTSUPP))
posix_open = true;
+ else
+ pTcon->broken_posix_open = true;
}
}
if (!posix_open)
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