From: Alexey Khoroshilov Date: Tue, 17 Sep 2013 20:57:59 +0000 (+0400) Subject: p54usb: fix leak at failure path in p54u_load_firmware() X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=e78641c19de7a3b77b5d840aff239c6648983099;p=deliverable%2Flinux.git p54usb: fix leak at failure path in p54u_load_firmware() If request_firmware_nowait() fails in p54u_load_firmware(), p54u_load_firmware_cb is not called and no one decrements usb_dev refcnt. Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Alexey Khoroshilov Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c index b9deef66cf4b..7fa81d13b4e5 100644 --- a/drivers/net/wireless/p54/p54usb.c +++ b/drivers/net/wireless/p54/p54usb.c @@ -979,6 +979,7 @@ static int p54u_load_firmware(struct ieee80211_hw *dev, if (err) { dev_err(&priv->udev->dev, "(p54usb) cannot load firmware %s " "(%d)!\n", p54u_fwlist[i].fw, err); + usb_put_dev(udev); } return err;