linux-kernel - [PATCH] usb: usbmixer error path fix

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:	Tue, 2 Jan 2007 01:13:46 +0100
From:	Mariusz Kozlowski <m.kozlowski@...land.pl>
To:	Takashi Iwai <tiwai@...e.de>
Cc:	Greg KH <gregkh@...e.de>, linux-usb-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org
Subject: [PATCH] usb: usbmixer error path fix

Hello,

	Without the patch below namelist[0] will not be freed in case
of kmalloc error.

Signed-off-by: Mariusz Kozlowski <m.kozlowski@...land.pl>

 sound/usb/usbmixer.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -upr linux-2.6.20-rc2-mm1-a/sound/usb/usbmixer.c linux-2.6.20-rc2-mm1-b/sound/usb/usbmixer.c
--- linux-2.6.20-rc2-mm1-a/sound/usb/usbmixer.c	2006-12-24 05:00:32.000000000 +0100
+++ linux-2.6.20-rc2-mm1-b/sound/usb/usbmixer.c	2007-01-01 23:55:31.000000000 +0100
@@ -1526,7 +1526,7 @@ static int parse_audio_selector_unit(str
 		namelist[i] = kmalloc(MAX_ITEM_NAME_LEN, GFP_KERNEL);
 		if (! namelist[i]) {
 			snd_printk(KERN_ERR "cannot malloc\n");
-			while (--i > 0)
+			while (i--)
 				kfree(namelist[i]);
 			kfree(namelist);
 			kfree(cval);


-- 
Regards,

	Mariusz Kozlowski
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/