Commit 8b7fac50 authored by David Howells's avatar David Howells
Browse files

rxrpc: Pass the connection pointer to rxrpc_post_packet_to_call() 



Pass the connection pointer to rxrpc_post_packet_to_call() as the call
might get disconnected whilst we're looking at it, but the connection
pointer determined by rxrpc_data_read() is guaranteed by RCU for the
duration of the call.

Signed-off-by: default avatarDavid Howells <dhowells@redhat.com>
parent 278ac0cd

net/rxrpc/input.c

+4 −3
Original line number Diff line number Diff line
@@ -497,7 +497,8 @@ protocol_error: 
 * post an incoming packet to the appropriate call/socket to deal with

 * - must get rid of the sk_buff, either by freeing it or by queuing it

 */

static void rxrpc_post_packet_to_call(struct rxrpc_call *call,

static void rxrpc_post_packet_to_call(struct rxrpc_connection *conn,

				      struct rxrpc_call *call,

				      struct sk_buff *skb)

{

	struct rxrpc_skb_priv *sp;
@@ -558,7 +559,7 @@ resend_final_ack: 
dead_call:

	if (sp->hdr.type != RXRPC_PACKET_TYPE_ABORT) {

		skb->priority = RX_CALL_DEAD;

		rxrpc_reject_packet(call->conn->params.local, skb);

		rxrpc_reject_packet(conn->params.local, skb);

		goto unlock;

	}

free_unlock:
@@ -754,7 +755,7 @@ void rxrpc_data_ready(struct sock *sk) 
			goto cant_route_call;



		rxrpc_see_call(call);

		rxrpc_post_packet_to_call(call, skb);

		rxrpc_post_packet_to_call(conn, call, skb);

		goto out_unlock;

	}

CRA Git | Maintained and supported by SUSTech CRA and CCSE