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    Subject[PATCH 5.18 158/879] rtlwifi: Use pr_warn instead of WARN_ONCE
    Date
    From: Dongliang Mu <mudongliangabcd@gmail.com>

    [ Upstream commit ad732da434a2936128769216eddaece3b1af4588 ]

    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.

    Reported-by: syzkaller <syzkaller@googlegroups.com>
    Signed-off-by: Dongliang Mu <mudongliangabcd@gmail.com>
    Signed-off-by: Kalle Valo <kvalo@kernel.org>
    Link: https://lore.kernel.org/r/20220511014453.1621366-1-dzm91@hust.edu.cn
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    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..a8eebafb9a7e 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("rtl_usb: ieee80211 alloc failed\n");
    return -ENOMEM;
    }
    rtlpriv = hw->priv;
    --
    2.35.1


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