From bdc2410da727500f62d0be3d30bf8eee02f677f4 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Thu, 21 Apr 2016 23:57:05 -0700
Subject: [PATCH] Expand corpus, fix crash
---
src/core/lib/surface/validate_metadata.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/core/lib/surface/validate_metadata.c b/src/core/lib/surface/validate_metadata.c
index bf4126867f..84f0a083bc 100644
--- a/src/core/lib/surface/validate_metadata.c
+++ b/src/core/lib/surface/validate_metadata.c
@@ -40,7 +40,7 @@ static int conforms_to(const char *s, size_t len, const uint8_t *legal_bits) {
const char *p = s;
const char *e = s + len;
for (; p != e; p++) {
- int idx = *p;
+ int idx = (uint8_t)*p;
int byte = idx / 8;
int bit = idx % 8;
if ((legal_bits[byte] & (1 << bit)) == 0) return 0;
--
GitLab