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authorSteve French <smfrench@gmail.com>2012-08-03 09:42:45 -0500
committerSteve French <smfrench@gmail.com>2012-08-19 22:30:13 -0500
commit985e4ff016b5f3d95c12fe8073d1df89300dab3d (patch)
tree5064073d2ad0f252fb7b0491c29a1a51cb83bdeb /fs/cifs/transport.c
parent7411286088d5ba879e9ffcaaa296f657642ef2c4 (diff)
downloadop-kernel-dev-985e4ff016b5f3d95c12fe8073d1df89300dab3d.zip
op-kernel-dev-985e4ff016b5f3d95c12fe8073d1df89300dab3d.tar.gz
cifs: print error code if smb signature verification fails
While trying to debug a SMB signature related issue with Windows Servers figured out it might be easier to debug if we print the error code from cifs_verify_signature(). Also, fix indendation while at it. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.com> Reviewed-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/transport.c')
-rw-r--r--fs/cifs/transport.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index 83867ef..d9b639b 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -503,13 +503,16 @@ cifs_check_receive(struct mid_q_entry *mid, struct TCP_Server_Info *server,
/* convert the length into a more usable form */
if (server->sec_mode & (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) {
struct kvec iov;
+ int rc = 0;
iov.iov_base = mid->resp_buf;
iov.iov_len = len;
/* FIXME: add code to kill session */
- if (cifs_verify_signature(&iov, 1, server,
- mid->sequence_number + 1) != 0)
- cERROR(1, "Unexpected SMB signature");
+ rc = cifs_verify_signature(&iov, 1, server,
+ mid->sequence_number + 1);
+ if (rc)
+ cERROR(1, "SMB signature verification returned error = "
+ "%d", rc);
}
/* BB special case reconnect tid and uid here? */
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