utils: dovecot-sysreport: Ensure error output when gdb is needed and not available

diff --git a/src/util/dovecot-sysreport b/src/util/dovecot-sysreport
index 59afcb92642d6f445def76201a0237633d892bda..5a17385a0ed0027c9425953a02765f7c953729f5 100755 (executable)
--- a/src/util/dovecot-sysreport
+++ b/src/util/dovecot-sysreport
@@ -41,7 +41,7 @@ while (( "$#" )); do
 
     -o|--core)
 
-      gdb=`which gdb`
+      gdb=$( which gdb || : )
       if [ "$gdb" = "" ]; then
         echo "gdb not found"
         exit 1