gcp-setup: Fixes bug12763

- This ensures that all ip route and ip rule commands are redirected to null if the output
   is not used to feed into a variable.
- This will prevent any error messages related to empty iproute tables being displayed
   during boot if an empty table is accessed.

Fixes: Bug#12763
Tested-by: Adolf Belka <adolf.belka@ipfire.org>
Signed-off-by: Adolf Belka <adolf.belka@ipfire.org>
Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>

diff --git a/src/initscripts/helper/gcp-setup b/src/initscripts/helper/gcp-setup
index 4f5148c3e2447a5772b04e2d2dee0bef13a6ebc3..8273b70b4f27e9d501c91af73a3a6ce9cb14f0af 100644 (file)
--- a/src/initscripts/helper/gcp-setup
+++ b/src/initscripts/helper/gcp-setup
@@ -268,8 +268,8 @@ case "${reason}" in
                ip addr add "${new_ip_address}/${new_subnet_mask}" dev "${interface}"
 
                # Add the default route
-               ip route add "${new_routers}" dev "${interface}"
-               ip route add default via "${new_routers}"
+               ip route add "${new_routers}" dev "${interface}" >/dev/null 2>&1
+               ip route add default via "${new_routers}" >/dev/null 2>&1
 
                # Setup DNS
                for domain_name_server in ${new_domain_name_servers}; do