From cc7929bdcc24e802254eb31c9c4c98192c6fbe65 Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Sun, 27 Apr 2014 14:40:10 +0900
Subject: [PATCH] Fix possible SIGFPE

---
 lib/nghttp2_stream.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/nghttp2_stream.c b/lib/nghttp2_stream.c
index ac67bee1..aa36694c 100644
--- a/lib/nghttp2_stream.c
+++ b/lib/nghttp2_stream.c
@@ -146,6 +146,10 @@ int32_t nghttp2_stream_dep_distributed_weight(nghttp2_stream *stream,
 int32_t nghttp2_stream_dep_distributed_effective_weight
 (nghttp2_stream *stream, int32_t weight)
 {
+  if(stream->sum_norest_weight == 0) {
+    return stream->effective_weight;
+  }
+
   weight = stream->effective_weight * weight / stream->sum_norest_weight;
 
   return nghttp2_max(1, weight);