From 03128643eb5453a798db5770952c73dc64fcaf00 Mon Sep 17 00:00:00 2001
From: Reto Schneider <code@reto-schneider.ch>
Date: Mon, 22 Jun 2020 15:21:12 +0200
Subject: [PATCH] rtlwifi: rtl8192cu: Prevent leaking urb
Git-commit: 03128643eb5453a798db5770952c73dc64fcaf00
Patch-mainline: v5.9-rc1
References: git-fixes
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
Acked-by: Takashi Iwai <tiwai@suse.de>
---
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 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;
--
2.16.4