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authorSteven Toth <stoth@hauppauge.com>2008-04-02 06:10:40 +0200
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-04-24 19:09:43 +0200
commit9c26de555dd3c2cb9833b4d324150aa6b5547b91 (patch)
tree0a4a3ad4be8627c369a4e27921567942a6d0d519 /drivers/media/video/au0828/au0828-dvb.c
parentV4L/DVB (7623): Scripts to maintain the CARDLIST file (diff)
downloadlinux-9c26de555dd3c2cb9833b4d324150aa6b5547b91.tar.xz
linux-9c26de555dd3c2cb9833b4d324150aa6b5547b91.zip
V4L/DVB (7624): Avoid an oops if the board is not fully defined
Avoid an oops if the board is not fully defined. Signed-off-by: Steven Toth <stoth@hauppauge.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/au0828/au0828-dvb.c')
-rw-r--r--drivers/media/video/au0828/au0828-dvb.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/media/video/au0828/au0828-dvb.c b/drivers/media/video/au0828/au0828-dvb.c
index 3c8a29eafc2d..ecc08a8e31ca 100644
--- a/drivers/media/video/au0828/au0828-dvb.c
+++ b/drivers/media/video/au0828/au0828-dvb.c
@@ -57,6 +57,9 @@ static void urb_completion(struct urb *purb)
struct au0828_dev *dev = purb->context;
int ptype = usb_pipetype(purb->pipe);
+ if (!dev)
+ return;
+
if (dev->urb_streaming == 0)
return;
@@ -310,6 +313,9 @@ void au0828_dvb_unregister(struct au0828_dev *dev)
{
struct au0828_dvb *dvb = &dev->dvb;
+ if(dvb->frontend == NULL)
+ return;
+
dvb_net_release(&dvb->net);
dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);