Rename parameter LABEL to MOUNT_POINT

"make_ext4fs -a" accepts the mount point, in fact.

Change-Id: I126f5d3a9628d30bdd27cb0e7f6879e479ae5de2

ext4_utils/mkuserimg.sh

@@ -5,7 +5,7 @@
 function usage() {
 cat<<EOT
 Usage:
-mkuserimg.sh SRC_DIR OUTPUT_FILE EXT_VARIANT LABEL SIZE
+mkuserimg.sh SRC_DIR OUTPUT_FILE EXT_VARIANT MOUNT_POINT SIZE
 EOT
 }
 
@@ -24,25 +24,25 @@ fi
 
 OUTPUT_FILE=$2
 EXT_VARIANT=$3
-LABEL=$4
+MOUNT_POINT=$4
 SIZE=$5
 
 case $EXT_VARIANT in
   ext4) ;;
   *) echo "Only ext4 is supported!"; exit 3 ;;
 esac
 
-if [ -z $LABEL ]; then
-  echo "Label is required"
+if [ -z $MOUNT_POINT ]; then
+  echo "Mount point is required"
   exit 2
 fi
 
 if [ -z $SIZE ]; then
     SIZE=128M
 fi
 
-echo "make_ext4fs -l $SIZE -a $LABEL $OUTPUT_FILE $SRC_DIR"
-make_ext4fs -s -l $SIZE -a $LABEL $OUTPUT_FILE $SRC_DIR
+echo "make_ext4fs -l $SIZE -a $MOUNT_POINT $OUTPUT_FILE $SRC_DIR"
+make_ext4fs -s -l $SIZE -a $MOUNT_POINT $OUTPUT_FILE $SRC_DIR
 if [ $? -ne 0 ]; then
   exit 4
 fi