[POWERPC] bootwrapper: Bail from script if any command fails
Add the 'set -e' command to the wrapper script so that if any command
fails then the script will automatically exit
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index 347639c..5ae48f4 100755
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -21,6 +21,9 @@
# (default ./arch/powerpc/boot)
# -W dir specify working directory for temporary files (default .)
+# Stop execution if any command fails
+set -e
+
# Allow for verbose output
if [ "$V" = 1 ]; then
set -x
@@ -116,7 +119,7 @@
if [ -z "$dtb" ]; then
dtb="$platform.dtb"
fi
- dtc -O dtb -o "$dtb" -b 0 -V 16 "$dts" || exit 1
+ dtc -O dtb -o "$dtb" -b 0 -V 16 "$dts"
fi
if [ -z "$kernel" ]; then
@@ -287,23 +290,13 @@
rm -f "$object/otheros.bld"
- msg=$(dd if="$ofile.bin" of="$ofile.bin" conv=notrunc \
- skip=$overlay_dest seek=$system_reset_kernel \
- count=$overlay_size bs=1 2>&1)
+ dd if="$ofile.bin" of="$ofile.bin" conv=notrunc \
+ skip=$overlay_dest seek=$system_reset_kernel \
+ count=$overlay_size bs=1
- if [ $? -ne "0" ]; then
- echo $msg
- exit 1
- fi
-
- msg=$(dd if="$ofile.bin" of="$ofile.bin" conv=notrunc \
- skip=$system_reset_overlay seek=$overlay_dest \
- count=$overlay_size bs=1 2>&1)
-
- if [ $? -ne "0" ]; then
- echo $msg
- exit 2
- fi
+ dd if="$ofile.bin" of="$ofile.bin" conv=notrunc \
+ skip=$system_reset_overlay seek=$overlay_dest \
+ count=$overlay_size bs=1
gzip --force -9 --stdout "$ofile.bin" > "$object/otheros.bld"
;;