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rxrpc: Use call->peer rather than call->conn->params.peer 

Use call->peer rather than call->conn->params.peer to avoid the possibility
of call->conn being NULL and, whilst we're at it, check it for NULL before we
access it.

Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells 2016-09-07 14:45:26 +01:00
parent fff72429c2
commit f4fdb3525b
1 changed files with 5 additions and 3 deletions
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8
net/rxrpc/call_object.c
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@ -514,9 +514,11 @@ void rxrpc_release_call(struct rxrpc_call *call)
*/
_debug("RELEASE CALL %p (%d CONN %p)", call, call->debug_id, conn);
spin_lock(&conn->params.peer->lock);
hlist_del_init(&call->error_link);
spin_unlock(&conn->params.peer->lock);
if (call->peer) {
spin_lock(&call->peer->lock);
hlist_del_init(&call->error_link);
spin_unlock(&call->peer->lock);
}
write_lock_bh(&rx->call_lock);
if (!list_empty(&call->accept_link)) {