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Commit 51ce7ec9 authored by Patrick McHardy's avatar Patrick McHardy Committed by David S. Miller
Browse files

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: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9a6d276e

net/802/garp.c

+4 −1
Original line number Diff line number Diff line
@@ -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);