diff --git a/archive-tar.c b/archive-tar.c
index e1bced56093dc08bbc260736637af3356b8598bb..30aa2e23fdbb1630dffb27db4509bc529bbd884a 100644 (file)
--- a/archive-tar.c
+++ b/archive-tar.c
static int git_tar_config(const char *var, const char *value)
{
if (!strcmp(var, "tar.umask")) {
- if (!strcmp(value, "user")) {
+ if (value && !strcmp(value, "user")) {
tar_umask = umask(0);
umask(tar_umask);
} else {