[B.A.T.M.A.N.] [PATCH 19/19] batman-adv: only store changed gw_bandwidth values

[Antonio Quartulli]

From: Marek Lindner <lindner_ma...@yahoo.de>

Signed-off-by: Marek Lindner <lindner_ma...@yahoo.de>
Signed-off-by: Sven Eckelmann <s...@narfation.org>
Signed-off-by: Antonio Quartulli <or...@autistici.org>
---
 net/batman-adv/gateway_common.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/batman-adv/gateway_common.c b/net/batman-adv/gateway_common.c
index ca57ac7..6e3b052 100644
--- 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",
-- 
1.7.9.4