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rtlwifi: rtl8192cu: Prevent leaking urb

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[ Upstream commit 03128643eb5453a798db5770952c73dc64fcaf00 ]

If usb_submit_urb fails the allocated urb should be unanchored and
released.

Signed-off-by: Reto Schneider <code@reto-schneider.ch>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200622132113.14508-3-code@reto-schneider.ch
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Reto Schneider 2020-06-22 15:21:12 +02:00 committed by Greg Kroah-Hartman
parent 3a84491364
commit 71e7e02c05
1 changed files with 4 additions and 1 deletions
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5
drivers/net/wireless/realtek/rtlwifi/usb.c
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@ -718,8 +718,11 @@ static int _rtl_usb_receive(struct ieee80211_hw *hw)
usb_anchor_urb(urb, &rtlusb->rx_submitted);
err = usb_submit_urb(urb, GFP_KERNEL);
if (err)
if (err) {
usb_unanchor_urb(urb);
usb_free_urb(urb);
goto err_out;
}
usb_free_urb(urb);
}
return 0;