initramfs-framework:rootfs: fix some conditional check

Drop a duplicated check for "PARTLABEL=", also change to use elif to
avoid go through all the checks for root parameter.

(From OE-Core rev: 29e1e2ad0b6fd0db0e099831ba331b4ffa2b094b)

Signed-off-by: Ming Liu <liu.ming50@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 3 insertions, 14 deletions

diff --git a/meta/recipes-core/initrdscripts/initramfs-framework/rootfs b/meta/recipes-core/initrdscripts/initramfs-framework/rootfs
index ee24e82af3..10b9583172 100644
--- a/meta/recipes-core/initrdscripts/initramfs-framework/rootfs
+++ b/meta/recipes-core/initrdscripts/initramfs-framework/rootfs
@@ -24,24 +24,13 @@ rootfs_run() {
                         if [ "`echo ${bootparam_root} | cut -c1-5`" = "UUID=" ]; then
                                 root_uuid=`echo $bootparam_root | cut -c6-`
                                 bootparam_root="/dev/disk/by-uuid/$root_uuid"
-                        fi
-
-                        if [ "`echo ${bootparam_root} | cut -c1-9`" = "PARTUUID=" ]; then
+                        elif [ "`echo ${bootparam_root} | cut -c1-9`" = "PARTUUID=" ]; then
                                 root_partuuid=`echo $bootparam_root | cut -c10-`
                                 bootparam_root="/dev/disk/by-partuuid/$root_partuuid"
-                        fi
-
-                        if [ "`echo ${bootparam_root} | cut -c1-10`" = "PARTLABEL=" ]; then
-                                root_partlabel=`echo $bootparam_root | cut -c11-`
-                                bootparam_root="/dev/disk/by-partlabel/$root_partlabel"
-                        fi
-
-                        if [ "`echo ${bootparam_root} | cut -c1-10`" = "PARTLABEL=" ]; then
+                        elif [ "`echo ${bootparam_root} | cut -c1-10`" = "PARTLABEL=" ]; then
                                 root_partlabel=`echo $bootparam_root | cut -c11-`
                                 bootparam_root="/dev/disk/by-partlabel/$root_partlabel"
-                        fi
-
-                        if [ "`echo ${bootparam_root} | cut -c1-6`" = "LABEL=" ]; then
+                        elif [ "`echo ${bootparam_root} | cut -c1-6`" = "LABEL=" ]; then
                                 root_label=`echo $bootparam_root | cut -c7-`
                                 bootparam_root="/dev/disk/by-label/$root_label"
                         fi