diff mbox series

[net-next] wifi: fix warning in __cfg80211_bss_update

Message ID tencent_BF8F0DF0258C8DBF124CDDE4DD8D992DCF07@qq.com
State New
Headers show
Series [net-next] wifi: fix warning in __cfg80211_bss_update | expand

Commit Message

Edward Adam Davis Jan. 3, 2024, 12:13 p.m. UTC 
Replace rcu_dereference() with rcu_access_pointer() to avoid warnings. 

Fixes: 32af9a9e1069 ("wifi: cfg80211: free beacon_ies when overridden from hidden BSS")
Reported-and-tested-by: syzbot+864a269c27ee06b58374@syzkaller.appspotmail.com
Signed-off-by: Edward Adam Davis <eadavis@qq.com>
---
 net/wireless/scan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index cf2131671..7cb8ae87c 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -1864,7 +1864,7 @@  __cfg80211_bss_update(struct cfg80211_registered_device *rdev,
 					 &hidden->hidden_list);
 				hidden->refcount++;
 
-				ies = (void *)rcu_dereference(new->pub.beacon_ies);
+				ies = (void *)rcu_access_pointer(new->pub.beacon_ies);
 				rcu_assign_pointer(new->pub.beacon_ies,
 						   hidden->pub.beacon_ies);
 				if (ies)