[PATCH] use strncpy in get_task_comm

Set_task_comm uses strlcpy, so get_task_comm must use strncpy.
Signed-Off-by: Prasanna Meda <pmeda@akamai.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

fs/exec.c

@@ -815,7 +815,7 @@ void get_task_comm(char *buf, struct task_struct *tsk)
 {
 	/* buf must be at least sizeof(tsk->comm) in size */
 	task_lock(tsk);
-	memcpy(buf, tsk->comm, sizeof(tsk->comm));
+	strncpy(buf, tsk->comm, sizeof(tsk->comm));
 	task_unlock(tsk);
 }