gitweb: bugfix: commitdiff regression

[git.git] / builtin-diff.c

diff --git a/builtin-diff.c b/builtin-diff.c
index 82afce782d88a1f773599332910982ef804aea12..40e5c96f30e3d638c09b276805158bdba3ddde58 100644 (file)
--- a/builtin-diff.c
+++ b/builtin-diff.c
@@ -68,8 +68,7 @@ static void stuff_change(struct diff_options *opt,
 {
        struct diff_filespec *one, *two;
 
-       if (memcmp(null_sha1, old_sha1, 20) &&
-           memcmp(null_sha1, new_sha1, 20) &&
+       if (!is_null_sha1(old_sha1) && !is_null_sha1(new_sha1) &&
            !memcmp(old_sha1, new_sha1, 20))
                return;