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-rwxr-xr-xpackage/network/ipv6/6in4/files/6in4.sh2
1 files changed, 1 insertions, 1 deletions
diff --git a/package/network/ipv6/6in4/files/6in4.sh b/package/network/ipv6/6in4/files/6in4.sh
index 0f631b78ba..5b5c7b36af 100755
--- a/package/network/ipv6/6in4/files/6in4.sh
+++ b/package/network/ipv6/6in4/files/6in4.sh
@@ -75,7 +75,7 @@ proto_6in4_setup() {
[ -n "$ip6addr" ] && {
local local6="${ip6addr%%/*}"
local mask6="${ip6addr##*/}"
- [[ "$local6" = "$mask6" ]] && mask6=
+ [ "$local6" = "$mask6" ] && mask6=
proto_add_ipv6_address "$local6" "$mask6"
proto_add_ipv6_route "::" 0 "" "" "" "$local6/$mask6"
}