repo-config: fix segfault with no argument.

An earlier addition of --list feature was carelessly done and
caused an invalid access to argv[1] when it was not given.

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/repo-config.c b/repo-config.c
index fa8aba7..e350630 100644 (file)
--- a/repo-config.c
+++ b/repo-config.c
@@ -102,15 +102,14 @@ int main(int argc, const char **argv)
                        type = T_INT;
                else if (!strcmp(argv[1], "--bool"))
                        type = T_BOOL;
+               else if (!strcmp(argv[1], "--list") || !strcmp(argv[1], "-l"))
+                       return git_config(show_all_config);
                else
                        break;
                argc--;
                argv++;
        }
 
-       if (!strcmp(argv[1], "--list") || !strcmp(argv[1], "-l"))
-               return git_config(show_all_config);
-
        switch (argc) {
        case 2:
                return get_value(argv[1], NULL);