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Commit 6e5d58fd authored by Vinicius Costa Gomes's avatar Vinicius Costa Gomes Committed by David S. Miller
Browse files

skbuff: Fix not waking applications when errors are enqueued 



When errors are enqueued to the error queue via sock_queue_err_skb()
function, it is possible that the waiting application is not notified.

Calling 'sk->sk_data_ready()' would not notify applications that
selected only POLLERR events in poll() (for example).

Fixes: 1da177e4 ("Linux-2.6.12-rc2")
Reported-by: default avatarRandy E. Witt <randy.e.witt@intel.com>
Reviewed-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarVinicius Costa Gomes <vinicius.gomes@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 02a2385f

net/core/skbuff.c

+1 −1
Original line number Diff line number Diff line
@@ -4179,7 +4179,7 @@ int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb) 


	skb_queue_tail(&sk->sk_error_queue, skb);

	if (!sock_flag(sk, SOCK_DEAD))

		sk->sk_data_ready(sk);

		sk->sk_error_report(sk);

	return 0;

}

EXPORT_SYMBOL(sock_queue_err_skb);