From c5c2c72d0fcbae0e3c05681ba3418f01a8511b54 Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Thu, 18 Aug 2016 09:46:32 -0700
Subject: [PATCH] Appease the casting gods

---
 src/core/lib/support/percent_encoding.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/core/lib/support/percent_encoding.c b/src/core/lib/support/percent_encoding.c
index 5da763c9a5..88953f2542 100644
--- a/src/core/lib/support/percent_encoding.c
+++ b/src/core/lib/support/percent_encoding.c
@@ -81,9 +81,9 @@ static bool valid_hex(const uint8_t *p, const uint8_t *end) {
 }
 
 static uint8_t dehex(uint8_t c) {
-  if (c >= '0' && c <= '9') return c - '0';
-  if (c >= 'A' && c <= 'F') return c - 'A' + 10;
-  if (c >= 'a' && c <= 'f') return c - 'a' + 10;
+  if (c >= '0' && c <= '9') return (uint8_t)(c - '0');
+  if (c >= 'A' && c <= 'F') return (uint8_t)(c - 'A' + 10);
+  if (c >= 'a' && c <= 'f') return (uint8_t)(c - 'a' + 10);
   GPR_UNREACHABLE_CODE(return 255);
 }
 
-- 
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