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Message-ID: <20230312202027.46brae36wrbypwge@fpc>
Date:   Sun, 12 Mar 2023 23:21:07 +0300
From:   Fedor Pchelkin <pchelkin@...ras.ru>
To:     syzbot+df61b36319e045c00a08@...kaller.appspotmail.com
Cc:     syzkaller-bugs@...glegroups.com, linux-kernel@...r.kernel.org

#syz test: https://github.com/google/kmsan.git master

--- a/drivers/net/wireless/ath/ath9k/wmi.c
+++ b/drivers/net/wireless/ath/ath9k/wmi.c
@@ -308,8 +308,11 @@ int ath9k_wmi_cmd(struct wmi *wmi, enum wmi_cmd_id cmd_id,
 	unsigned long time_left;
 	int ret = 0;
 
-	if (ah->ah_flags & AH_UNPLUGGED)
-		return 0;
+	if (ah->ah_flags & AH_UNPLUGGED) {
+		ath_dbg(common, WMI, "Device unplugged for WMI command: %s\n",
+			wmi_cmd_to_name(cmd_id));
+		return -ENODEV;
+	}
 
 	skb = alloc_skb(headroom + cmd_len, GFP_ATOMIC);
 	if (!skb)
--