I saw wireless-testing kernel crash at nl80211 survey_dump function. we can see this crash only when run wpa_supplicant of hostap dev branch. This patch is fix for it.
Signed-off-by: Mahesh Palivela <maheshp@xxxxxxxxxxx>
---
net/wireless/nl80211.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 7ae54b8..3554c53 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4515,6 +4515,8 @@ static int nl80211_dump_survey(struct sk_buff *skb,
while (1) {
struct ieee80211_channel *chan;
+ memset(&survey, 0, sizeof(struct survey_info));
+
res = dev->ops->dump_survey(&dev->wiphy, netdev, survey_idx,
&survey);
if (res == -ENOENT)--
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