Merge branch 'maint'

diff --git a/builtin-fast-export.c b/builtin-fast-export.c
index 724cff35d37a42daa85edd41b97f0ef20d01f684..4bd1356d50508efab81066e79abd7abcc1443627 100755 (executable)
--- a/builtin-fast-export.c
+++ b/builtin-fast-export.c
@@ -383,7 +383,8 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix)
 
        get_tags_and_duplicates(&revs.pending, &extra_refs);
 
-       prepare_revision_walk(&revs);
+       if (prepare_revision_walk(&revs))
+               die("revision walk setup failed");
        revs.diffopt.format_callback = show_filemodify;
        DIFF_OPT_SET(&revs.diffopt, RECURSIVE);
        while ((commit = get_revision(&revs))) {