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:
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|---|---|---|
| .. | ||
| imagebuilder | ||
| linux | ||
| sdk | ||
| toolchain | ||
| Config.in | ||
| Makefile | ||