[OE-core] [PATCH] mkefidisk.sh: Allow symlink for device

[Darren Hart]

Allow the user to specify a symlink as the host device. If a link is
used, mkefidisk will now dereference it and use the link target when
looking for sysfs information.

Signed-off-by: Darren Hart <dvhart at linux.intel.com>
---
 scripts/contrib/mkefidisk.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/contrib/mkefidisk.sh b/scripts/contrib/mkefidisk.sh
index c86849d..1992d6c 100755
--- a/scripts/contrib/mkefidisk.sh
+++ b/scripts/contrib/mkefidisk.sh
@@ -98,6 +98,11 @@ DEVICE=$1
 HDDIMG=$2
 TARGET_DEVICE=$3
 
+LINK=$(readlink $DEVICE)
+if [ $? -eq 0 ]; then
+	DEVICE="$LINK"
+fi
+
 if [ ! -w "$DEVICE" ]; then
 	echo "ERROR: Device $DEVICE does not exist or is not writable"
 	usage
-- 
2.0.0