mac80211: fix IBSS join by initializing last_scan_completed

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 Hałasa <khalasa@piap.pl>
[edit commit message slightly]
Cc: stable@vger.kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 1bbac94da58d..18ee0a256b1e 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -1677,6 +1677,7 @@ 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);