image_types: fix vname var init in multiubi_mkfs() function

As vname var is needed in multiubi_mkfs() function, we need to keep it
defined and use it as parameter to the new write_ubi_config() function.

See [YOCTO #15027]

(From OE-Core rev: 8b5e1cce35e129b21d871ab45b03811fdb6eaf8f)

Signed-off-by: Romuald JEANNE <romuald.jeanne@st.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 7 insertions, 6 deletions

diff --git a/meta/classes-recipe/image_types.bbclass b/meta/classes-recipe/image_types.bbclass
index ae00728a74..57f54f0588 100644
--- a/meta/classes-recipe/image_types.bbclass
+++ b/meta/classes-recipe/image_types.bbclass
@@ -161,11 +161,7 @@ UBI_VOLTYPE ?= "dynamic"
 UBI_IMGTYPE ?= "ubifs"
 
 write_ubi_config() {
-        if [ -z "$1" ]; then
-                local vname=""
-        else
-                local vname="_$1"
-        fi
+        local vname="$1"
 
         cat <<EOF > ubinize${vname}-${IMAGE_NAME}.cfg
 [ubifs]
@@ -187,7 +183,12 @@ multiubi_mkfs() {
             bbfatal "MKUBIFS_ARGS and UBINIZE_ARGS have to be set, see http://www.linux-mtd.infradead.org/faq/ubifs.html for details"
         fi
 
-        write_ubi_config "$3"
+        if [ -z "$3" ]; then
+                local vname=""
+        else
+                local vname="_$3"
+        fi
+        write_ubi_config "${vname}"
 
         if [ -n "$vname" ]; then
                 mkfs.ubifs -r ${IMAGE_ROOTFS} -o ${IMGDEPLOYDIR}/${IMAGE_NAME}${vname}${IMAGE_NAME_SUFFIX}.ubifs ${mkubifs_args}