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authorSungbo Eo <mans0n@gorani.run>2021-08-01 22:17:04 +0900
committerRafał Miłecki <rafal@milecki.pl>2021-11-05 14:13:46 +0100
commit4607f55439c2a03154f71ba9d366cff8f52443d2 (patch)
treeac1965122860e32c257d5f116549f8d21840564f /target
parentb4c40a7efc59caada8190d545d077521c747b7cc (diff)
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bcm4908: fix calculation of new cferam index
The arithmetic expansion fails when idx becomes a two digit number. Fix this by relying on expr command. root@OpenWrt:/# echo $(((028 + 0) % 1000)) /bin/ash: arithmetic syntax error root@OpenWrt:/# echo $(($(expr 028 + 0) % 1000)) 28 Fixes: a6a0b252baa6 ("bcm4908: add sysupgrade support") Signed-off-by: Sungbo Eo <mans0n@gorani.run> (cherry picked from commit f4323538501d58298f4df73a034a51375a477cfc)
Diffstat (limited to 'target')
-rw-r--r--target/linux/bcm4908/base-files/lib/upgrade/platform.sh4
1 files changed, 2 insertions, 2 deletions
diff --git a/target/linux/bcm4908/base-files/lib/upgrade/platform.sh b/target/linux/bcm4908/base-files/lib/upgrade/platform.sh
index 8aca7119e4..ee43e3a713 100644
--- a/target/linux/bcm4908/base-files/lib/upgrade/platform.sh
+++ b/target/linux/bcm4908/base-files/lib/upgrade/platform.sh
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
-RAMFS_COPY_BIN="bcm4908img"
+RAMFS_COPY_BIN="bcm4908img expr"
PART_NAME=firmware
@@ -129,7 +129,7 @@ platform_calc_new_cferam() {
umount $dir
rm -fr $dir
- idx=$(((idx + inc) % 1000))
+ idx=$(($(expr $idx + $inc) % 1000))
echo $(printf "cferam.%03d" $idx)
}