1 files changed, 7 insertions, 5 deletions

diff --git a/ui-snapshot.c b/ui-snapshot.c
index 6f09151..f25613e 100644
--- a/ui-snapshot.c
+++ b/ui-snapshot.c
@@ -49,26 +49,26 @@ static int write_compressed_tar_archive(struct archiver_args *args,const char *f
 static int write_tar_gzip_archive(struct archiver_args *args)
 {
 	return write_compressed_tar_archive(args,"gzip");
 }
 
 static int write_tar_bzip2_archive(struct archiver_args *args)
 {
 	return write_compressed_tar_archive(args,"bzip2");
 }
 
 const struct cgit_snapshot_format cgit_snapshot_formats[] = {
 	{ ".zip", "application/x-zip", write_zip_archive, 0x1 },
-	{ ".tar.gz", "application/x-tar", write_tar_gzip_archive, 0x2 },
-	{ ".tar.bz2", "application/x-tar", write_tar_bzip2_archive, 0x4 },
+	{ ".tar.gz", "application/x-gzip", write_tar_gzip_archive, 0x2 },
+	{ ".tar.bz2", "application/x-bzip2", write_tar_bzip2_archive, 0x4 },
 	{ ".tar", "application/x-tar", write_tar_archive, 0x8 },
 	{}
 };
 
 static const struct cgit_snapshot_format *get_format(const char *filename)
 {
 	const struct cgit_snapshot_format *fmt;
 	int fl, sl;
 
 	fl = strlen(filename);
 	for(fmt = cgit_snapshot_formats; fmt->suffix; fmt++) {
 		sl = strlen(fmt->suffix);
@@ -166,27 +166,29 @@ void cgit_print_snapshot(const char *head, const char *hex,
 	if (!f) {
 		ctx.page.mimetype = "text/html";
 		cgit_print_http_headers(&ctx);
 		cgit_print_docstart(&ctx);
 		cgit_print_pageheader(&ctx);
 		cgit_print_error(fmt("Unsupported snapshot format: %s", filename));
 		cgit_print_docend();
 		return;
 	}
 
 	if (!hex && dwim) {
 		hex = get_ref_from_filename(ctx.repo->url, filename, f);
-		if (hex != NULL) {
-			prefix = xstrdup(filename);
-			prefix[strlen(filename) - strlen(f->suffix)] = '\0';
+		if (hex == NULL) {
+			html_status(404, "Not found", 0);
+			return;
 		}
+		prefix = xstrdup(filename);
+		prefix[strlen(filename) - strlen(f->suffix)] = '\0';
 	}
 
 	if (!hex)
 		hex = head;
 
 	if (!prefix)
 		prefix = xstrdup(cgit_repobasename(ctx.repo->url));
 
 	make_snapshot(f, hex, prefix, filename);
 	free(prefix);
 }