skiboot: detect version correctly as a git submodule

When checked-out as a submodule, .git is a file, not a dir.

Signed-off-by: Andrei Warkentin <andrey.warkentin@gmail.com>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/make_version.sh b/make_version.sh
index 1dfbe4cd..860c1241 100755
--- a/make_version.sh
+++ b/make_version.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-if test -d .git;
+if test -e .git;
 then
 	version=`git describe --exact-match 2>/dev/null`
 	if [ -z "$version" ];