rxrpc: Check allocation failure.

alloc_skb() can return NULL.

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Tetsuo Handa 2010-03-22 13:50:19 +00:00 committed by Linus Torvalds
parent 99b437a925
commit c3824d21eb

View File

@ -88,6 +88,11 @@ static int rxrpc_accept_incoming_call(struct rxrpc_local *local,
/* get a notification message to send to the server app */
notification = alloc_skb(0, GFP_NOFS);
if (!notification) {
_debug("no memory");
ret = -ENOMEM;
goto error_nofree;
}
rxrpc_new_skb(notification);
notification->mark = RXRPC_SKB_MARK_NEW_CALL;
@ -189,6 +194,7 @@ invalid_service:
ret = -ECONNREFUSED;
error:
rxrpc_free_skb(notification);
error_nofree:
_leave(" = %d", ret);
return ret;
}