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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2018-12-11 00:31:24 +0200
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2018-12-11 00:31:24 +0200
commit0d96f3e2322c5eecdd99bf134a2d80429836b778 (patch)
tree64853b8b3848a92f0f4142e9b9754b991074cbf1 /utils/ipu3/ipu3-capture.sh
parentad8934db5b29810003a9a66b9c3a49f559ebff15 (diff)
utils: ipu3: Abort when sensor or media device isn't found
Calling exit from a function only exits from the function, it doesn't abort the whole script. Propagate the errors to stop operation when the sensor or media device can't be found. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'utils/ipu3/ipu3-capture.sh')
-rwxr-xr-xutils/ipu3/ipu3-capture.sh16
1 files changed, 6 insertions, 10 deletions
diff --git a/utils/ipu3/ipu3-capture.sh b/utils/ipu3/ipu3-capture.sh
index af189da3..ba6147b4 100755
--- a/utils/ipu3/ipu3-capture.sh
+++ b/utils/ipu3/ipu3-capture.sh
@@ -20,7 +20,8 @@ find_sensor() {
bus=$(grep "$sensor_name" /sys/class/video4linux/v4l-subdev*/name | cut -d ' ' -f 2)
if [[ -z $bus ]]; then
- return
+ echo "Sensor '$sensor_name' not found." >&2
+ exit 1
fi
echo "$sensor_name $bus"
@@ -36,8 +37,8 @@ find_media_device() {
done
if [[ -z $mdev ]] ; then
- echo "IPU3 media device not found." >&2
- exit 1
+ echo "IPU3 media device not found." >&2
+ exit 1
fi
echo $mdev
@@ -170,13 +171,8 @@ fi
sensor_name=$1
-sensor=$(find_sensor $sensor_name)
-if [[ -z $sensor ]] ; then
- echo "Sensor '$sensor_name' not found." >&2
- exit 1
-fi
-
-mdev=$(find_media_device)
+sensor=$(find_sensor $sensor_name) || exit
+mdev=$(find_media_device) || exit
mediactl="media-ctl -d $mdev"
parse_pipeline $sensor