wifi: mac80211: always free sta in __sta_info_alloc in case of error

Free sta pointer in __sta_info_alloc routine if sta_info_alloc_link()
fails.

Fixes: 246b39e4a1ba5 ("wifi: mac80211: refactor some sta_info link handling")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://lore.kernel.org/r/a3d079208684cddbc25289f7f7e0fed795b0cad4.1661260857.git.lorenzo@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index cb23da9aff1e6952971b907f0e1ee25a6d744016..330dab41f2fef5a2f9ed22c365478bd4580f808a 100644 (file)
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -494,7 +494,7 @@ __sta_info_alloc(struct ieee80211_sub_if_data *sdata,
        sta->sdata = sdata;
 
        if (sta_info_alloc_link(local, &sta->deflink, gfp))
-               return NULL;
+               goto free;
 
        if (link_id >= 0) {
                sta_info_add_link(sta, link_id, &sta->deflink,