[PATCH net-next] cfg80211: fix possible memory leak in regdb_query_country()

[Wei Yongjun]

'wmm_ptrs' is malloced in regdb_query_country() and should be freed
before leaving from the error handling cases, otherwise it will cause
memory leak.

Signed-off-by: Wei Yongjun <weiyongj...@huawei.com>
---
 net/wireless/reg.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 16c7e4e..ac3e12c 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1026,6 +1026,7 @@ static int regdb_query_country(const struct fwdb_header 
*db,
 
                        if (!tmp_rd) {
                                kfree(regdom);
+                               kfree(wmm_ptrs);
                                return -ENOMEM;
                        }
                        regdom = tmp_rd;