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[2/3] rtl8192cu: Prevent leaking urb

Message ID 20200622132113.14508-3-code@reto-schneider.ch (mailing list archive)
State Accepted
Commit 03128643eb5453a798db5770952c73dc64fcaf00
Delegated to: Kalle Valo
Headers show
Series rtl8192cu: Fixes for leaks and deadlock | expand

Commit Message

Reto Schneider June 22, 2020, 1:21 p.m. UTC
If usb_submit_urb fails the allocated urb should be unanchored and
released.

Signed-off-by: Reto Schneider <code@reto-schneider.ch>
---
 drivers/net/wireless/realtek/rtlwifi/usb.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c
index d3bbfc0171f6..1a9fcb2697bf 100644
--- a/drivers/net/wireless/realtek/rtlwifi/usb.c
+++ b/drivers/net/wireless/realtek/rtlwifi/usb.c
@@ -720,8 +720,11 @@  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;