git am: Display some help text when patch is empty

diff --git a/walker.c b/walker.c
index 679adab6a0fccef460acaf90b116b8c6cb9bd460..11d9052ed86ab17b56ab86ef21b7c98095e410dc 100644 (file)
--- a/walker.c
+++ b/walker.c
@@ -18,7 +18,7 @@ void walker_say(struct walker *walker, const char *fmt, const char *hex)
 static void report_missing(const struct object *obj)
 {
        char missing_hex[41];
-       strcpy(missing_hex, sha1_to_hex(obj->sha1));;
+       strcpy(missing_hex, sha1_to_hex(obj->sha1));
        fprintf(stderr, "Cannot obtain needed %s %s\n",
                obj->type ? typename(obj->type): "object", missing_hex);
        if (!is_null_sha1(current_commit_sha1))
@@ -245,7 +245,7 @@ void walker_targets_free(int targets, char **target, const char **write_ref)
 {
        while (targets--) {
                free(target[targets]);
-               if (write_ref && write_ref[targets])
+               if (write_ref)
                        free((char *) write_ref[targets]);
        }
 }