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authorPavel Shilovsky <pshilovsky@samba.org>2013-08-14 19:25:21 +0400
committerSteve French <smfrench@gmail.com>2013-09-08 14:27:34 -0500
commitb42bf88828cde60772dc08201d0a4f1a0663d7bc (patch)
tree3b019e905c83aba6578b56ae5a49669f59db23cf /fs/cifs/smb2misc.c
parent3ae35cde67c1ec50267bcc55d81f4953b5f637c2 (diff)
CIFS: Implement follow_link for SMB2
that allows to access files through symlink created on a server. Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/smb2misc.c')
-rw-r--r--fs/cifs/smb2misc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c
index b0c43345cd98..6103359fb598 100644
--- a/fs/cifs/smb2misc.c
+++ b/fs/cifs/smb2misc.c
@@ -171,6 +171,10 @@ smb2_check_message(char *buf, unsigned int length)
if (4 + len != clc_len) {
cifs_dbg(FYI, "Calculated size %u length %u mismatch mid %llu\n",
clc_len, 4 + len, mid);
+ /* create failed on symlink */
+ if (command == SMB2_CREATE_HE &&
+ hdr->Status == STATUS_STOPPED_ON_SYMLINK)
+ return 0;
/* Windows 7 server returns 24 bytes more */
if (clc_len + 20 == len && command == SMB2_OPLOCK_BREAK_HE)
return 0;