From: Dave Jones <davej@redhat.com>
To: Linux Kernel <linux-kernel@vger.kernel.org>
Cc: tiwai@suse.de
Subject: fix usbmixer double kfree.
Date: Mon, 6 Mar 2006 03:49:51 -0500 [thread overview]
Message-ID: <20060306084951.GA15905@redhat.com> (raw)
snd_ctl_add() kfree's the kcontrol already if we fail there,
so this driver is currently doing a double kfree.
Coverity bug #959
Signed-off-by: Dave Jones <davej@redhat.com>
--- linux-2.6/sound/usb/usbmixer.c~ 2006-03-06 03:40:20.000000000 -0500
+++ linux-2.6/sound/usb/usbmixer.c 2006-03-06 03:45:03.000000000 -0500
@@ -434,7 +434,6 @@ static int add_control_to_empty(struct m
kctl->id.index++;
if ((err = snd_ctl_add(state->chip->card, kctl)) < 0) {
snd_printd(KERN_ERR "cannot add control (err = %d)\n", err);
- snd_ctl_free_one(kctl);
return err;
}
cval->elem_id = &kctl->id;
--
http://www.codemonkey.org.uk
next reply other threads:[~2006-03-06 8:50 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-06 8:49 Dave Jones [this message]
2006-03-06 13:43 ` fix usbmixer double kfree Takashi Iwai
2006-03-07 0:41 ` Andrew Morton
2006-03-07 11:13 ` Takashi Iwai
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