From 5efdf3ca26303df055a17de5bd0265378d663ddc Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Wed, 7 Dec 2016 17:30:21 -0800
Subject: [PATCH] Fix casting error

---
 src/core/lib/transport/static_metadata.c  | 7 ++++++-
 tools/codegen/core/gen_static_metadata.py | 7 ++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/core/lib/transport/static_metadata.c b/src/core/lib/transport/static_metadata.c
index 807adfef54..5adc3216c9 100644
--- a/src/core/lib/transport/static_metadata.c
+++ b/src/core/lib/transport/static_metadata.c
@@ -440,7 +440,12 @@ static uint32_t elems_phash(uint32_t i) {
   i -= 42;
   uint32_t x = i % 96;
   uint32_t y = i / 96;
-  return y < GPR_ARRAY_SIZE(elems_r) ? x + (uint32_t)elems_r[y] : 0;
+  uint32_t h = x;
+  if (y < GPR_ARRAY_SIZE(elems_r)) {
+    uint32_t delta = (uint32_t)elems_r[y];
+    h += delta;
+  }
+  return h;
 }
 
 static const uint16_t elem_keys[] = {
diff --git a/tools/codegen/core/gen_static_metadata.py b/tools/codegen/core/gen_static_metadata.py
index 1a2911cd04..0374cf75a1 100755
--- a/tools/codegen/core/gen_static_metadata.py
+++ b/tools/codegen/core/gen_static_metadata.py
@@ -424,7 +424,12 @@ static uint32_t %(name)s_phash(uint32_t i) {
   i %(offset_sign)s= %(offset)d;
   uint32_t x = i %% %(t)d;
   uint32_t y = i / %(t)d;
-  return y < GPR_ARRAY_SIZE(%(name)s_r) ? x + (uint32_t)%(name)s_r[y] : 0;
+  uint32_t h = x;
+  if (y < GPR_ARRAY_SIZE(%(name)s_r)) {
+    uint32_t delta = (uint32_t)%(name)s_r[y];
+    h += delta;
+  }
+  return h;
 }
     """ % {
       'name': name,
-- 
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