refs.c: change some "flags" to "unsigned int"

diff --git a/builtin/update-ref.c b/builtin/update-ref.c
index 2497ba4303a03fa244b4f3913c22b45acd0a989c..9a1659e11eba303f93924f3a0866b8955564652c 100644 (file)
--- a/builtin/update-ref.c
+++ b/builtin/update-ref.c
@@ -353,7 +353,8 @@ int cmd_update_ref(int argc, const char **argv, const char *prefix)
 {
        const char *refname, *oldval;
        unsigned char sha1[20], oldsha1[20];
-       int delete = 0, no_deref = 0, read_stdin = 0, end_null = 0, flags = 0;
+       int delete = 0, no_deref = 0, read_stdin = 0, end_null = 0;
+       unsigned int flags = 0;
        struct option options[] = {
                OPT_STRING( 'm', NULL, &msg, N_("reason"), N_("reason of the update")),
                OPT_BOOL('d', NULL, &delete, N_("delete the reference")),