[PATCH 3.13 053/198] mac80211: fix IBSS join by initializing last_scan_completed

From: Kamal Mostafa
Date: Tue Jul 15 2014 - 17:41:17 EST -stable review patch. If anyone has any objections, please let me know.


From: =?UTF-8?q?Krzysztof=20Ha=C5=82asa?= <khalasa@xxxxxxx>

commit c7d37a66e345df2fdf1aa7b2c9a6d3d53846ca5b upstream.

Without this fix, freshly rebooted Linux creates a new IBSS
instead of joining an existing one. Only when jiffies counter
overflows after 5 minutes the IBSS can be successfully joined.

Signed-off-by: Krzysztof HaÅasa <khalasa@xxxxxxx>
[edit commit message slightly]
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
net/mac80211/ibss.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index d40e0e1..3727941 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -1676,6 +1676,7 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
sdata->u.ibss.control_port = params->control_port;
sdata->u.ibss.userspace_handles_dfs = params->userspace_handles_dfs;
sdata->u.ibss.basic_rates = params->basic_rates;
+ sdata->u.ibss.last_scan_completed = jiffies;

/* fix basic_rates if channel does not support these rates */
rate_flags = ieee80211_chandef_rate_flags(&params->chandef);

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