From b7ed785b5f6a8dbdbd0cf8688a51c42e35205a4e Mon Sep 17 00:00:00 2001
From: Douglas Schilling Landgraf <dougsland@linuxtv.org>
Date: Tue, 11 Nov 2008 23:37:39 -0300
Subject: [PATCH] V4L/DVB (9603): dvb-ttusb-budget: Add validation for
ttusb_alloc_iso_urbs
Added validation for ttusb_alloc_iso_urbs
Signed-off-by: Douglas Schilling Landgraf <dougsland@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---
drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c b/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
index 5faeee3f70bf..4a3f2b8ea37d 100644
--- a/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
+++ b/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
@@ -1665,7 +1665,14 @@ static int ttusb_probe(struct usb_interface *intf, const struct usb_device_id *i
ttusb_setup_interfaces(ttusb);
- ttusb_alloc_iso_urbs(ttusb);
+ result = ttusb_alloc_iso_urbs(ttusb);
+ if (result < 0) {
+ dprintk("%s: ttusb_alloc_iso_urbs - failed\n", __func__);
+ mutex_unlock(&ttusb->semi2c);
+ kfree(ttusb);
+ return result;
+ }
+
if (ttusb_init_controller(ttusb))
printk("ttusb_init_controller: error\n");