From 2a858486e0406110541e13f07d00665ee0c08a54 Mon Sep 17 00:00:00 2001
From: Antti Palosaari <crope@iki.fi>
Date: Fri, 21 Sep 2012 23:23:49 -0300
Subject: [media] dvb_usb_v2: fix error handling for .tuner_attach()
fe was not set NULL after it was destroyed in tuner attach fail
error case. Due to that it was destroyed again and Kernel oopsed.
Reported-by: Oliver Schinagl <oliver@schinagl.nl>
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---
drivers/media/usb/dvb-usb-v2/dvb_usb_core.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
(limited to 'drivers/media/usb/dvb-usb-v2')
diff --git a/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c b/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c
index f99015937957..9859d2a2449b 100644
--- a/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c
+++ b/drivers/media/usb/dvb-usb-v2/dvb_usb_core.c
@@ -612,8 +612,10 @@ err_dvb_unregister_frontend:
err_dvb_frontend_detach:
for (i = MAX_NO_OF_FE_PER_ADAP - 1; i >= 0; i--) {
- if (adap->fe[i])
+ if (adap->fe[i]) {
dvb_frontend_detach(adap->fe[i]);
+ adap->fe[i] = NULL;
+ }
}
err:
--
cgit