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

Commit Message

Wei Yongjun March 30, 2018, 2:07 a.m. UTC

'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 <[e-mail]>
---
 net/wireless/reg.c | 1 +
 1 file changed, 1 insertion(+)

Patch

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;