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cfg80211: fix possible memory leak in regdb_query_country() 

'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.

Fixes: 230ebaa189 ("cfg80211: read wmm rules from regulatory database")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
[johannes: add Fixes tag]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
weiyongjun (A) 2018-03-30 02:07:05 +00:00 committed by Johannes Berg
parent a7cfebcb75
commit 83826469e3
1 changed files with 1 additions and 0 deletions
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1
net/wireless/reg.c
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@ -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;