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authorPavel Shilovsky <piastry@etersoft.ru>2011-10-22 14:37:50 +0400
committerSteve French <smfrench@gmail.com>2011-10-22 12:29:35 -0500
commit42274bb22afc3e877ae5abed787b0b09d7dede52 (patch)
treeb5ea479122408c396557975f52a13e8dd753cea1 /fs/cifs
parenta2d6b6cacb4fd4494b4037c01abb1332cefbb37b (diff)
CIFS: Fix DFS handling in cifs_get_file_info
We should call cifs_all_info_to_fattr in rc == 0 case only. Cc: <stable@kernel.org> Signed-off-by: Pavel Shilovsky <piastry@etersoft.ru> Reviewed-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs')
-rw-r--r--fs/cifs/inode.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 663c4e313be..2c50bd2f65d 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -562,7 +562,16 @@ int cifs_get_file_info(struct file *filp)
xid = GetXid();
rc = CIFSSMBQFileInfo(xid, tcon, cfile->netfid, &find_data);
- if (rc == -EOPNOTSUPP || rc == -EINVAL) {
+ switch (rc) {
+ case 0:
+ cifs_all_info_to_fattr(&fattr, &find_data, cifs_sb, false);
+ break;
+ case -EREMOTE:
+ cifs_create_dfs_fattr(&fattr, inode->i_sb);
+ rc = 0;
+ break;
+ case -EOPNOTSUPP:
+ case -EINVAL:
/*
* FIXME: legacy server -- fall back to path-based call?
* for now, just skip revalidating and mark inode for
@@ -570,18 +579,14 @@ int cifs_get_file_info(struct file *filp)
*/
rc = 0;
CIFS_I(inode)->time = 0;
+ default:
goto cgfi_exit;
- } else if (rc == -EREMOTE) {
- cifs_create_dfs_fattr(&fattr, inode->i_sb);
- rc = 0;
- } else if (rc)
- goto cgfi_exit;
+ }
/*
* don't bother with SFU junk here -- just mark inode as needing
* revalidation.
*/
- cifs_all_info_to_fattr(&fattr, &find_data, cifs_sb, false);
fattr.cf_uniqueid = CIFS_I(inode)->uniqueid;
fattr.cf_flags |= CIFS_FATTR_NEED_REVAL;
cifs_fattr_to_inode(inode, &fattr);