builtin-rm: use warning() instead of fprintf(stderr, "warning: ")

diff --git a/mktree.c b/mktree.c
index 6283bc3d431eca77e79970d1de59c61ac36af028..137a0950f686691740ac87330cf0ac7bdea8b1e7 100644 (file)
--- a/mktree.c
+++ b/mktree.c
@@ -62,7 +62,7 @@ static void write_tree(unsigned char *sha1)
        write_sha1_file(buf.buf, buf.len, tree_type, sha1);
 }
 
-static const char mktree_usage[] = "git-mktree [-z]";
+static const char mktree_usage[] = "git mktree [-z]";
 
 int main(int ac, char **av)
 {