[PATCH -next v3 06/13] wifi: mwifiex: use pre-assigned cookie for remain_on_channel and mgmt_tx

Arend van Spriel <[email protected]> Fri, 31 Jul 2026 14:35:02 +0200
Newsgroups dev.linux.lists.brcm80211,org.kernel.vger.linux-wireless
Message-ID <[email protected]>
Stop generating cookies via get_random_u32() in
mwifiex_cfg80211_remain_on_channel() and mwifiex_cfg80211_mgmt_tx().
Use the pre-assigned cookie from cfg80211 instead.

Assisted-by: Claude:claude-sonnet-4-6
Signed-off-by: Arend van Spriel <[email protected]>
---
 drivers/net/wireless/marvell/mwifiex/cfg80211.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
index 8ec2d22a8c33..102321cf8542 100644
--- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c
@@ -259,7 +259,6 @@ mwifiex_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
 	tx_info->pkt_len = pkt_len;
 
 	mwifiex_form_mgmt_frame(skb, buf, len);
-	*cookie = get_random_u32() | 1;
 
 	if (ieee80211_is_action(mgmt->frame_control))
 		skb = mwifiex_clone_skb_for_tx_status(priv,
@@ -326,7 +325,6 @@ mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy,
 					 duration);
 
 	if (!ret) {
-		*cookie = get_random_u32() | 1;
 		priv->roc_cfg.cookie = *cookie;
 		priv->roc_cfg.chan = *chan;
 
-- 
2.54.0