From 039913a8fe92b0f07b4bee418bc4df0ed85c7811 Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Mon, 28 Dec 2015 10:35:28 -0800
Subject: Small optimization in _scan_at.
If the input is null, we can just return 0.
---
src/scanners.re | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
(limited to 'src')
diff --git a/src/scanners.re b/src/scanners.re
index 00a0b12..befe7d0 100644
--- a/src/scanners.re
+++ b/src/scanners.re
@@ -6,10 +6,9 @@ bufsize_t _scan_at(bufsize_t (*scanner)(const unsigned char *), cmark_chunk *c,
{
bufsize_t res;
unsigned char *ptr = (unsigned char *)c->data;
- unsigned char zero = '\0';
if (ptr == NULL) {
- res = scanner(&zero);
+ return 0;
} else {
unsigned char lim = ptr[c->len];
--
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