Make vmware-kmod startup script to return 1 when it fails

Approved by:	swills (maintainer)
MFH:		2017Q2
Sponsored by:	Rubicon Communications (Netgate)
Differential Revision:	https://reviews.freebsd.org/D10397

emulators/open-vm-tools/Makefile

@@ -3,7 +3,7 @@
 
 PORTNAME=		open-vm-tools
 PORTVERSION=		${RELEASE_VER}
-PORTREVISION=		1
+PORTREVISION=		2
 PORTEPOCH=		2
 MASTER_SITES=		https://github.com/vmware/open-vm-tools/files/590760/
 DISTNAME=		open-vm-tools-${RELEASE_VER}-${BUILD_VER}

emulators/open-vm-tools/files/vmware-kmod.in

@@ -25,6 +25,7 @@ vmware_mod_load()
 			echo "done."
 		else
 			echo "failed."
+			return 1
 		fi
 	fi
 }
@@ -36,6 +37,7 @@ vmware_mod_status()
 		echo "loaded."
 	else
 		echo "not loaded"
+		return 1
 	fi
 }