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* [PATCH]: garp: retry sending JoinIn messages after allocation failures
@ 2008-07-15 13:02 Patrick McHardy
  2008-07-17  3:52 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Patrick McHardy @ 2008-07-15 13:02 UTC (permalink / raw)
  To: David S. Miller; +Cc: Linux Netdev List

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commit ca42e467171a856e008b754b72c3446b70a7c48d
Author: Patrick McHardy <kaber@trash.net>
Date:   Tue Jul 15 15:00:44 2008 +0200

    garp: retry sending JoinIn messages after allocation failures
    
    Increase reliability by retrying to send JoinIn messages after memory
    allocation failures on each TRANSMIT_PDU event until it succeeds.
    
    Signed-off-by: Patrick McHardy <kaber@trash.net>

diff --git a/net/802/garp.c b/net/802/garp.c
index 3b78f7b..1dcb066 100644
--- a/net/802/garp.c
+++ b/net/802/garp.c
@@ -323,7 +323,10 @@ static void garp_attr_event(struct garp_applicant *app,
 	case GARP_ACTION_NONE:
 		break;
 	case GARP_ACTION_S_JOIN_IN:
-		garp_pdu_append_attr(app, attr, GARP_JOIN_IN);
+		/* When appending the attribute fails, don't update state in
+		 * order to retry on next TRANSMIT_PDU event. */
+		if (garp_pdu_append_attr(app, attr, GARP_JOIN_IN) < 0)
+			return;
 		break;
 	case GARP_ACTION_S_LEAVE_EMPTY:
 		garp_pdu_append_attr(app, attr, GARP_LEAVE_EMPTY);

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH]: garp: retry sending JoinIn messages after allocation failures
  2008-07-15 13:02 [PATCH]: garp: retry sending JoinIn messages after allocation failures Patrick McHardy
@ 2008-07-17  3:52 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2008-07-17  3:52 UTC (permalink / raw)
  To: kaber; +Cc: netdev

From: Patrick McHardy <kaber@trash.net>
Date: Tue, 15 Jul 2008 15:02:51 +0200

>     garp: retry sending JoinIn messages after allocation failures
>     
>     Increase reliability by retrying to send JoinIn messages after memory
>     allocation failures on each TRANSMIT_PDU event until it succeeds.
>     
>     Signed-off-by: Patrick McHardy <kaber@trash.net>

Applied, thanks Patrick.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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