svn commit: r212036 - head/sbin/hastd

[Pawel Jakub Dawidek]

Author: pjd
Date: Mon Aug 30 23:16:45 2010
New Revision: 212036
URL: http://svn.freebsd.org/changeset/base/212036

Log:
  When someone gives NULL as data, assume this is because he want to declare
  connection side only.
  
  MFC after:	2 weeks
  Obtained from:	Wheel Systems Sp. z o.o. http://www.wheelsystems.com

Modified:
  head/sbin/hastd/proto_socketpair.c

Modified: head/sbin/hastd/proto_socketpair.c
==============================================================================
--- head/sbin/hastd/proto_socketpair.c	Mon Aug 30 22:45:32 2010	(r212035)
+++ head/sbin/hastd/proto_socketpair.c	Mon Aug 30 23:16:45 2010	(r212036)
@@ -140,6 +140,10 @@ sp_send(void *ctx, const unsigned char *
 		abort();
 	}
 
+	/* Someone is just trying to decide about side. */
+	if (data == NULL)
+		return (0);
+
 	return (proto_common_send(fd, data, size));
 }
 
@@ -174,6 +178,10 @@ sp_recv(void *ctx, unsigned char *data, 
 		abort();
 	}
 
+	/* Someone is just trying to decide about side. */
+	if (data == NULL)
+		return (0);
+
 	return (proto_common_recv(fd, data, size));
 }