netdev - [patch] resource leak in error case in rtl8187

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 15 May 2008 16:17:36 +0200
From:	Oliver Neukum <oliver@...kum.org>
To:	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	linux-usb@...r.kernel.org, Michael Wu <flamingice@...rmilk.net>,
	Andrea Merello <andreamrl@...cali.it>
Subject: [patch] resource leak in error case in rtl8187

Hi,

this fixes a resource leak in the error case of the write code path.

	Regards
		Oliver

Signed-off-by: Oliver Neukum <oneukum@...e.de>

---

--- linux-2.6.26-rc1/drivers/net/wireless/rtl8187_dev.c.alt	2008-05-15 15:53:58.000000000 +0200
+++ linux-2.6.26-rc1/drivers/net/wireless/rtl8187_dev.c	2008-05-15 15:57:35.000000000 +0200
@@ -169,6 +169,7 @@ static int rtl8187_tx(struct ieee80211_h
 	struct urb *urb;
 	__le16 rts_dur = 0;
 	u32 flags;
+	int rv;
 
 	urb = usb_alloc_urb(0, GFP_ATOMIC);
 	if (!urb) {
@@ -208,7 +209,11 @@ static int rtl8187_tx(struct ieee80211_h
 	info->dev = dev;
 	usb_fill_bulk_urb(urb, priv->udev, usb_sndbulkpipe(priv->udev, 2),
 			  hdr, skb->len, rtl8187_tx_cb, skb);
-	usb_submit_urb(urb, GFP_ATOMIC);
+	rv = usb_submit_urb(urb, GFP_ATOMIC);
+	if (rv < 0) {
+		usb_free_urb(urb);
+		kfree_skb(skb);
+	}
 
 	return 0;
 }
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html