uboot-sign: Fix potential index error issues

Message ID 20220609085835.39738-1-richard.purdie@linuxfoundation.org
State Accepted, archived
Commit d219c97bdf5d30be89795fbf9b66ddc367bef384
Headers show
Series uboot-sign: Fix potential index error issues | expand

Commit Message

Richard Purdie June 9, 2022, 8:58 a.m. UTC
Someone reported that if some other shell function has left i or j set,
the concat_dtb_helper function could fail. Add a small tweak to avoid this.

[YOCTO #14815]

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 meta/classes/uboot-sign.bbclass | 2 ++
 1 file changed, 2 insertions(+)

Patch

diff --git a/meta/classes/uboot-sign.bbclass b/meta/classes/uboot-sign.bbclass
index 4ca8118eb27..31ffe1f4720 100644
--- a/meta/classes/uboot-sign.bbclass
+++ b/meta/classes/uboot-sign.bbclass
@@ -134,6 +134,8 @@  concat_dtb_helper() {
 
 			if [ -n "${UBOOT_CONFIG}" ]
 			then
+				i=0
+				j=0
 				for config in ${UBOOT_MACHINE}; do
 					i=$(expr $i + 1);
 					for type in ${UBOOT_CONFIG}; do