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rxrpc: Cache the security index in the rxrpc_call struct

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Cache the security index in the rxrpc_call struct so that we can get at it
even when the call has been disconnected and the connection pointer
cleared.

Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells
2016-09-07 15:19:25 +01:00
parent f4fdb3525b
commit 278ac0cdd5
5 changed files with 7 additions and 2 deletions
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3
net/rxrpc/conn_client.c
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@@ -348,6 +348,7 @@ static int rxrpc_get_client_conn(struct rxrpc_call *call,
if (cp->exclusive) {
call->conn = candidate;
call->security_ix = candidate->security_ix;
_leave(" = 0 [exclusive %d]", candidate->debug_id);
return 0;
}
@@ -395,6 +396,7 @@ static int rxrpc_get_client_conn(struct rxrpc_call *call,
candidate_published:
set_bit(RXRPC_CONN_IN_CLIENT_CONNS, &candidate->flags);
call->conn = candidate;
call->security_ix = candidate->security_ix;
spin_unlock(&local->client_conns_lock);
_leave(" = 0 [new %d]", candidate->debug_id);
return 0;
@@ -412,6 +414,7 @@ found_extant_conn:
spin_lock(&conn->channel_lock);
call->conn = conn;
call->security_ix = conn->security_ix;
list_add(&call->chan_wait_link, &conn->waiting_calls);
spin_unlock(&conn->channel_lock);
_leave(" = 0 [extant %d]", conn->debug_id);