cfg80211: fix memory leak in nl80211_probe_mesh_link

BugLink: https://bugs.launchpad.net/bugs/1862429
commit 2a279b34169e9bbf7c240691466420aba75b4175 upstream.

The per-tid statistics need to be released after the call to rdev_get_station

Cc: stable@vger.kernel.org
Fixes: 5ab92e7fe49a ("cfg80211: add support to probe unexercised mesh link")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20200108170630.33680-1-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index a528286e384e9c3be7bbef4e7457aaa643628a9a..630943a15eedcc73fb82d5c3b66c725d91b4f8a7 100644 (file)
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -13627,6 +13627,8 @@ static int nl80211_probe_mesh_link(struct sk_buff *skb, struct genl_info *info)
        if (err)
                return err;
 
+       cfg80211_sinfo_release_content(&sinfo);
+
        return rdev_probe_mesh_link(rdev, dev, dest, buf, len);
 }