Messages in this thread Patch in this message | | | From | Dongliang Mu <> | Subject | [PATCH] net: rtlwifi: Use pr_warn_once instead of WARN_ONCE | Date | Tue, 10 May 2022 17:25:03 +0800 |
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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 --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; -- 2.25.1
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