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[2/2] batman-adv: Detect missing primaryif during tp_send as error

Message ID 20161119110614.23325-3-sw@simonwunderlich.de
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Simon Wunderlich Nov. 19, 2016, 11:06 a.m. UTC 
From: Sven Eckelmann <sven@narfation.org>

The throughput meter detects different situations as problems for the
current test. It stops the test after these and reports it to userspace.
This also has to be done when the primary interface disappeared during the
test.

Fixes: 33a3bb4a3345 ("batman-adv: throughput meter implementation")
Reported-by: Joe Perches <joe@perches.com>
Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>
---
 net/batman-adv/tp_meter.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/net/batman-adv/tp_meter.c b/net/batman-adv/tp_meter.c
index 2333777..8af1611 100644
--- a/net/batman-adv/tp_meter.c
+++ b/net/batman-adv/tp_meter.c
@@ -837,6 +837,7 @@  static int batadv_tp_send(void *arg)
 	primary_if = batadv_primary_if_get_selected(bat_priv);
 	if (unlikely(!primary_if)) {
 		err = BATADV_TP_REASON_DST_UNREACHABLE;
+		tp_vars->reason = err;
 		goto out;
 	}