From: Reto Schneider code@reto-schneider.ch
[ 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 --- drivers/net/wireless/realtek/rtlwifi/usb.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index 9408c1f8e3977..f01ef8ecfaf39 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -755,8 +755,11 @@ 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;