smbfs: remove unnecessary allow_signal

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/smbfs/smbiod.c

@@ -298,8 +298,6 @@ static void smbiod_doio(struct smb_sb_info *server)
  */
 static int smbiod(void *unused)
 {
-	allow_signal(SIGKILL);
-
 	VERBOSE("SMB Kernel thread starting (%d) ...\n", current->pid);
 
 	for (;;) {