Fix "parameter not set" error

./muninlite: 651: INTERFACE_NAMES_OVERRIDE: parameter not set
2023-12-13 17:43:24 +01:00 · 2023-12-13 17:43:24 +01:00 · 903869d10c
parent 71cc9a8110
commit 903869d10c
1 changed files with 1 additions and 1 deletions
--- a/muninlite.in
+++ b/muninlite.in
@ -78,7 +78,7 @@ RES=""
 for PLUG in $PLUGINS; do
  case "$PLUG" in
    if_|if_err_)
-      if [ -z "$INTERFACE_NAMES_OVERRIDE" ]; then
+      if [ -z "${INTERFACE_NAMES_OVERRIDE:-}" ]; then
        interface_names=$(sed 's/^ *//; s/:.*$//; / /d; /^lo$/d' /proc/net/dev)
      else
        interface_names="$INTERFACE_NAMES_OVERRIDE"