[compiler-rt] r262210 - [asan] Fix UB in test/asan/TestCases/Linux/recvfrom.cc testcase.

[Maxim Ostapenko via llvm-commits]

Author: chefmax
Date: Mon Feb 29 02:56:26 2016
New Revision: 262210

URL: http://llvm.org/viewvc/llvm-project?rev=262210&view=rev
Log:
[asan] Fix UB in test/asan/TestCases/Linux/recvfrom.cc testcase.

Modified:
    compiler-rt/trunk/test/asan/TestCases/Linux/recvfrom.cc

Modified: compiler-rt/trunk/test/asan/TestCases/Linux/recvfrom.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/asan/TestCases/Linux/recvfrom.cc?rev=262210&r1=262209&r2=262210&view=diff
==============================================================================
--- compiler-rt/trunk/test/asan/TestCases/Linux/recvfrom.cc (original)
+++ compiler-rt/trunk/test/asan/TestCases/Linux/recvfrom.cc Mon Feb 29 02:56:26 2016
@@ -26,8 +26,8 @@ int sockfd;
 
 static void *client_thread_udp(void *data) {
   const char buf[kBufSize] = {0, };
-  socklen_t addrlen;
   struct sockaddr_in serveraddr;
+  socklen_t addrlen = sizeof(serveraddr);
 
   int succeeded = getsockname(sockfd, (struct sockaddr *)&serveraddr, &addrlen);
   CHECK_ERROR(succeeded < 0, "in getsockname");