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authorMarc Dionne <marc.dionne@auristor.com>2019-04-12 16:33:54 +0100
committerDavid S. Miller <davem@davemloft.net>2019-04-12 16:57:23 -0700
commit8e8715aaa905f6593f610f950d513e81fab5006a (patch)
tree1c97edf58a373f449bf94ead221dd4bf36881c56 /net
parent4611da30d679a4b0a2c2b5d4d7b3fbbafc922df7 (diff)
rxrpc: Allow errors to be returned from rxrpc_queue_packet()
Change rxrpc_queue_packet()'s signature so that it can return any error code it may encounter when trying to send the packet. This allows the caller to eventually do something in case of error - though it should be noted that the packet has been queued and a resend is scheduled. Signed-off-by: Marc Dionne <marc.dionne@auristor.com> Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/rxrpc/sendmsg.c21
1 files changed, 12 insertions, 9 deletions
diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c
index 46c9312085b1..bec64deb7b0a 100644
--- a/net/rxrpc/sendmsg.c
+++ b/net/rxrpc/sendmsg.c
@@ -152,12 +152,13 @@ static void rxrpc_notify_end_tx(struct rxrpc_sock *rx, struct rxrpc_call *call,
}
/*
- * Queue a DATA packet for transmission, set the resend timeout and send the
- * packet immediately
+ * Queue a DATA packet for transmission, set the resend timeout and send
+ * the packet immediately. Returns the error from rxrpc_send_data_packet()
+ * in case the caller wants to do something with it.
*/
-static void rxrpc_queue_packet(struct rxrpc_sock *rx, struct rxrpc_call *call,
- struct sk_buff *skb, bool last,
- rxrpc_notify_end_tx_t notify_end_tx)
+static int rxrpc_queue_packet(struct rxrpc_sock *rx, struct rxrpc_call *call,
+ struct sk_buff *skb, bool last,
+ rxrpc_notify_end_tx_t notify_end_tx)
{
struct rxrpc_skb_priv *sp = rxrpc_skb(skb);
unsigned long now;
@@ -250,7 +251,8 @@ static void rxrpc_queue_packet(struct rxrpc_sock *rx, struct rxrpc_call *call,
out:
rxrpc_free_skb(skb, rxrpc_skb_tx_freed);
- _leave("");
+ _leave(" = %d", ret);
+ return ret;
}
/*
@@ -423,9 +425,10 @@ static int rxrpc_send_data(struct rxrpc_sock *rx,
if (ret < 0)
goto out;
- rxrpc_queue_packet(rx, call, skb,
- !msg_data_left(msg) && !more,
- notify_end_tx);
+ ret = rxrpc_queue_packet(rx, call, skb,
+ !msg_data_left(msg) && !more,
+ notify_end_tx);
+ /* Should check for failure here */
skb = NULL;
}
} while (msg_data_left(msg) > 0);