Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit cf104c2a authored by Kalle Valo's avatar Kalle Valo
Browse files

ath6kl: fix atomicity in ath6kl_cfg80211_scan_node() 



ath6kl_cfg80211_scan_node() was calling cfg80211_inform_bss_frame()
with CFP_KERNEL but the function is executed with a spin lock taken.
This is wrong and the function must use GFP_ATOMIC instead.

Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent b2c76bbe

drivers/net/wireless/ath/ath6kl/cfg80211.c

+2 −1
Original line number Diff line number Diff line
@@ -720,6 +720,7 @@ static inline bool is_ch_11a(u16 ch) 
	return (!((ch >= 2412) && (ch <= 2484)));

}



/* struct ath6kl_node_table::nt_nodelock is locked when calling this */

static void ath6kl_cfg80211_scan_node(void *arg, struct bss *ni)

{

	struct wiphy *wiphy = (struct wiphy *)arg;
@@ -769,7 +770,7 @@ static void ath6kl_cfg80211_scan_node(void *arg, struct bss *ni) 
		   "%s: bssid %pM ch %d freq %d size %d\n", __func__,

		   mgmt->bssid, channel->hw_value, freq, size);

	cfg80211_inform_bss_frame(wiphy, channel, mgmt,

				  size, signal, GFP_KERNEL);

				  size, signal, GFP_ATOMIC);



	kfree(ieeemgmtbuf);

}