diff mbox series

net: rtlwifi: Use pr_warn_once instead of WARN_ONCE

Message ID 20220510092503.1546698-1-dzm91@hust.edu.cn
State New
Headers show
Series net: rtlwifi: Use pr_warn_once instead of WARN_ONCE | expand

Commit Message

Dongliang Mu May 10, 2022, 9:25 a.m. UTC 
From: Dongliang Mu <mudongliangabcd@gmail.com>

This memory allocation failure can be triggered by fault injection or
high pressure testing, resulting a WARN.

Fix this by replacing WARN with pr_warn_once.

Signed-off-by: Dongliang Mu <mudongliangabcd@gmail.com>
---
 drivers/net/wireless/realtek/rtlwifi/usb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c
index 86a236873254..acb0c15e9748 100644
--- a/drivers/net/wireless/realtek/rtlwifi/usb.c
+++ b/drivers/net/wireless/realtek/rtlwifi/usb.c
@@ -1014,7 +1014,7 @@  int rtl_usb_probe(struct usb_interface *intf,
 	hw = ieee80211_alloc_hw(sizeof(struct rtl_priv) +
 				sizeof(struct rtl_usb_priv), &rtl_ops);
 	if (!hw) {
-		WARN_ONCE(true, "rtl_usb: ieee80211 alloc failed\n");
+		pr_warn_once("rtl_usb: ieee80211 alloc failed\n");
 		return -ENOMEM;
 	}
 	rtlpriv = hw->priv;