use return because script is sourced

Change-Id: I08df1d09015339d405990cb86032c290e344478b
Signed-off-by: davidplunkett <dp7642@att.com>

diff --git a/setup_tools.sh b/setup_tools.sh
index 48e93da..9f9bc52 100755 (executable)
--- a/setup_tools.sh
+++ b/setup_tools.sh
@@ -44,7 +44,7 @@ set -- "${POSITIONAL[@]}" # restore positional parameters
 
 # SKIP IF TOOLS HAVE ALREADY BEEN SETUP
 if [ -n "$REDFISH_TOOLS_SETUP" ]; then
-    exit 0
+    return 0
 fi
 
 # LOAD BUILD DEFAULT VALUES IF BUILD VARIABLES ARE NOT LOADED