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batman-adv: only store changed gw_bandwidth values
author
Marek Lindner
<lindner_marek@yahoo.de>
Fri, 11 May 2012 08:10:50 +0000
(16:10 +0800)
committer
Antonio Quartulli
<ordex@autistici.org>
Mon, 18 Jun 2012 16:01:07 +0000
(18:01 +0200)
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: Sven Eckelmann <sven@narfation.org>
net/batman-adv/gateway_common.c
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diff --git
a/net/batman-adv/gateway_common.c
b/net/batman-adv/gateway_common.c
index
ca57ac7
..
6e3b052
100644
(file)
--- a/
net/batman-adv/gateway_common.c
+++ b/
net/batman-adv/gateway_common.c
@@
-162,6
+162,9
@@
ssize_t gw_bandwidth_set(struct net_device *net_dev, char *buff, size_t count)
**/
gw_bandwidth_to_kbit((uint8_t)gw_bandwidth_tmp, &down, &up);
+ if (atomic_read(&bat_priv->gw_bandwidth) == gw_bandwidth_tmp)
+ return count;
+
gw_deselect(bat_priv);
bat_info(net_dev,
"Changing gateway bandwidth from: '%i' to: '%ld' (propagating: %d%s/%d%s)\n",