ceph: fix minor typo in unsafe_request_wait

Signed-off-by: NJeff Layton <jlayton@redhat.com>
Reviewed-by: NYan, Zheng <zyan@redhat.com>

fs/ceph/caps.c

@@ -1996,7 +1996,7 @@ static int unsafe_request_wait(struct inode *inode)
 	}
 	spin_unlock(&ci->i_unsafe_lock);
 
-	dout("unsafe_requeset_wait %p wait on tid %llu %llu\n",
+	dout("unsafe_request_wait %p wait on tid %llu %llu\n",
 	     inode, req1 ? req1->r_tid : 0ULL, req2 ? req2->r_tid : 0ULL);
 	if (req1) {
 		ret = !wait_for_completion_timeout(&req1->r_safe_completion,