* [patch] cx231xx: improve error handling
@ 2010-04-02 11:30 Dan Carpenter
0 siblings, 0 replies; only message in thread
From: Dan Carpenter @ 2010-04-02 11:30 UTC (permalink / raw)
To: Mauro Carvalho Chehab
Cc: Laurent Pinchart, Hans Verkuil, Srinivasa Deevi, Trent Piepho,
linux-media, linux-kernel, kernel-janitors
Return -EINVAL if we don't find the control id.
Signed-off-by: Dan Carpenter <error27@gmail.com>
diff --git a/drivers/media/video/cx231xx/cx231xx-video.c b/drivers/media/video/cx231xx/cx231xx-video.c
index d4f546f..5a74ef8 100644
--- a/drivers/media/video/cx231xx/cx231xx-video.c
+++ b/drivers/media/video/cx231xx/cx231xx-video.c
@@ -1901,9 +1901,12 @@ static int radio_queryctrl(struct file *file, void *priv,
if (c->id < V4L2_CID_BASE || c->id >= V4L2_CID_LASTP1)
return -EINVAL;
if (c->id == V4L2_CID_AUDIO_MUTE) {
- for (i = 0; i < CX231XX_CTLS; i++)
+ for (i = 0; i < CX231XX_CTLS; i++) {
if (cx231xx_ctls[i].v.id == c->id)
break;
+ }
+ if (i == CX231XX_CTLS)
+ return -EINVAL;
*c = cx231xx_ctls[i].v;
} else
*c = no_ctl;
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2010-04-02 11:30 [patch] cx231xx: improve error handling Dan Carpenter
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