archive-tar.c: guard config parser from value=NULL

Signed-off-by: Junio C Hamano <[email protected]>
luceliu · Feb 11, 2008 · cc1816b · cc1816b
1 parent b26768e
commit cc1816b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/archive-tar.c b/archive-tar.c
@@ -222,7 +222,7 @@ static void write_global_extended_header(const unsigned char *sha1)
 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 {