wg-installer: fix get_usage function

The get_usage function always returns 0. The shell syntax was wrong.

Signed-off-by: Nick Hainke <vincent@systemli.org>
(cherry picked from commit f7cb8b20e118834f9a6c5be298737829f90ea68b)

diff --git a/net/wg-installer/wg-server/lib/wg_functions.sh b/net/wg-installer/wg-server/lib/wg_functions.sh
index 639052484e705046f4f2ef1f298daa06e0446c3d..e431eca987748a3d9c3fa28ef1be302ce5f3bb85 100644 (file)
--- a/net/wg-installer/wg-server/lib/wg_functions.sh
+++ b/net/wg-installer/wg-server/lib/wg_functions.sh
@@ -29,7 +29,7 @@ wg_check_interfaces () {
 }
 
 wg_get_usage () {
-       num_interfaces = $(wg show interfaces | wc -w)
+       num_interfaces=$(wg show interfaces | wc -w)
        json_init
        json_add_int "num_interfaces" $num_interfaces
        echo $(json_dump)