wg-quick: linux: ignore save warnings for iptables-nft

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

diff --git a/src/wg-quick/linux.bash b/src/wg-quick/linux.bash
index 4e1f8ee63e72aed61dfe4c29e7a7e69ec2b27803..9bfeed1b63adc15897aea3ab0544ca0c0a261984 100755 (executable)
--- a/src/wg-quick/linux.bash
+++ b/src/wg-quick/linux.bash
@@ -189,7 +189,7 @@ remove_iptables() {
                        [[ $line == "*"* || $line == COMMIT || $line == "-A "*"-m comment --comment \"wg-quick(8) rule for $INTERFACE\""* ]] || continue
                        [[ $line == "-A"* ]] && found=1
                        printf -v restore '%s%s\n' "$restore" "${line/#-A/-D}"
-               done < <($iptables-save)
+               done < <($iptables-save 2>/dev/null)
                [[ $found -ne 1 ]] || echo -n "$restore" | cmd $iptables-restore -n
        done
 }