From 68292c94a60eab24514ab4a8e4772af24dead807 Mon Sep 17 00:00:00 2001
From: Wei Liu <wei.liu2@citrix.com>
Date: Tue, 15 Jan 2019 11:09:40 +0000
Subject: [PATCH] tools: only call git when necessary in OVMF Makefile

Users may choose to export a snapshot of OVMF and build it
with xen.git supplied ovmf-makefile. In that case we don't
need to call `git submodule`.

Fixes b16281870e.

Reported-by: Olaf Hering <olaf@aepfle.de>
Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Reviewed-by: Anthony PERARD <anthony.perard@citrix.com>
Release-acked-by: Juergen Gross <jgross@suse.com>
---
 tools/firmware/ovmf-makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/firmware/ovmf-makefile b/tools/firmware/ovmf-makefile
index 3de2fc0300..55f9992145 100644
--- a/tools/firmware/ovmf-makefile
+++ b/tools/firmware/ovmf-makefile
@@ -16,7 +16,7 @@ all: build
 
 .PHONY: build
 build:
-	$(GIT) submodule update --init --recursive
+	if test -e .git ; then $(GIT) submodule update --init --recursive ; fi
 	OvmfPkg/build.sh -a X64 -b $(TARGET) -n 4
 	cp Build/OvmfX64/$(TARGET)_GCC*/FV/OVMF.fd ovmf.bin
 
-- 
2.30.2