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authorMauro Carvalho Chehab <mchehab@infradead.org>2008-04-22 14:46:10 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-04-24 14:07:53 -0300
commit0be51b4671b3ae3ae544a0bb3d15b55478b55e72 (patch)
tree0de42232dc985bfa3d2e9490be89b870702880ff /drivers/media/video/saa7134
parent0fea03fbd3aeaa9b4a4de8409e5ef3aca43a6d0b (diff)
V4L/DVB (7398): Adds an error if priv argument of tuner_callback is NULL
Adds a consistency check to avoid OOPS, if tuner_callback priv argument is NULL. Also, simplifies callback codes on cx88. Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/saa7134')
-rw-r--r--drivers/media/video/saa7134/saa7134-cards.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/video/saa7134/saa7134-cards.c b/drivers/media/video/saa7134/saa7134-cards.c
index b622d979e63..c323ca005f7 100644
--- a/drivers/media/video/saa7134/saa7134-cards.c
+++ b/drivers/media/video/saa7134/saa7134-cards.c
@@ -5266,6 +5266,9 @@ int saa7134_tuner_callback(void *priv, int command, int arg)
case TUNER_XC2028:
return saa7134_xc2028_callback(dev, command, arg);
}
+ } else {
+ printk(KERN_ERR "saa7134: Error - device struct undefined.\n");
+ return -EINVAL;
}
return -EINVAL;
}