From 3006e5ea78a41950e57c8f568fccf26c95ecc1e6 Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 18 Nov 2015 17:53:20 +0000
Subject: * ext/socket/ancdata.c (bsock_recvmsg_internal): stretch the buffer
 size   only when vmaxdatlen is nil.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52658 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/socket/ancdata.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'ext/socket')

diff --git a/ext/socket/ancdata.c b/ext/socket/ancdata.c
index 1a6b50958c..93615f2766 100644
--- a/ext/socket/ancdata.c
+++ b/ext/socket/ancdata.c
@@ -1571,7 +1571,7 @@ bsock_recvmsg_internal(VALUE sock,
 	    goto retry;
         }
 #else
-	if (grow_buffer && errno == EMSGSIZE)
+	if (NIL_P(vmaxdatlen) && grow_buffer && errno == EMSGSIZE)
 	    ss = (ssize_t)iov.iov_len;
 	else
 #endif
-- 
cgit v1.2.3