From: Leon M. Busch-George <leon@georgemail.eu>
Date: Thu, 9 May 2024 09:32:26 +0000 (+0200)
Subject: base-files: fix ipcalc bound calculation for /31 prefix
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=bff0e1cfd87374ae0994ea57f8b8b8f14d8d9f38;p=openwrt%2Fstaging%2Fjow.git

base-files: fix ipcalc bound calculation for /31 prefix

A small regress from the translation to shell.
Fixes #12921, originally fixed in #12925 (Github).

Signed-off-by: Leon M. Busch-George <leon@georgemail.eu>
Link: https://github.com/openwrt/openwrt/pull/15430
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
---

diff --git a/package/base-files/files/bin/ipcalc.sh b/package/base-files/files/bin/ipcalc.sh
index 9e2702c60d..ae7a5c9598 100755
--- a/package/base-files/files/bin/ipcalc.sh
+++ b/package/base-files/files/bin/ipcalc.sh
@@ -111,6 +111,8 @@ start=$((network | (start & hostmask)))
 
 if [ "$prefix" -le 30 ]; then
     upper=$(((network | hostmask) - 1))
+elif [ "$prefix" -eq 31 ]; then
+    upper=$((network | hostmask))
 else
     upper="$network"
 fi