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uboot-sign: Fix potential index error issues

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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]

(From OE-Core rev: d219c97bdf5d30be89795fbf9b66ddc367bef384)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Richard Purdie
2022-06-09 09:58:35 +01:00
parent 9ba9938b1b
commit a70886aea3
1 changed files with 2 additions and 0 deletions
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meta/classes/uboot-sign.bbclass
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@@ -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