From 960276b88719b2b3b9af1887f45427cd80656fd9 Mon Sep 17 00:00:00 2001
From: Olaf Hering <olaf@aepfle.de>
Date: Wed, 24 Apr 2013 07:48:49 -0700
Subject: [PATCH] --- yaml --- r: 363229 b: refs/heads/master c:
 5edf5ee42a4dfbc500e9b9531335305d4c81a129 h: refs/heads/master i:   363227:
 7f5c107399fc2602afd386124c76386230d6b6df v: v3

---
 [refs]                         | 2 +-
 trunk/tools/hv/hv_vss_daemon.c | 8 +++++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index 4ed4bdf1021f..77a8ed977917 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: eb8905b8ff4a887901779504d2ede95dc072bb16
+refs/heads/master: 5edf5ee42a4dfbc500e9b9531335305d4c81a129
diff --git a/trunk/tools/hv/hv_vss_daemon.c b/trunk/tools/hv/hv_vss_daemon.c
index 2a03d0b4e213..dc3eb1e44c8a 100644
--- a/trunk/tools/hv/hv_vss_daemon.c
+++ b/trunk/tools/hv/hv_vss_daemon.c
@@ -186,13 +186,19 @@ int main(void)
 		len = recvfrom(fd, vss_recv_buffer, sizeof(vss_recv_buffer), 0,
 				addr_p, &addr_l);
 
-		if (len < 0 || addr.nl_pid) {
+		if (len < 0) {
 			syslog(LOG_ERR, "recvfrom failed; pid:%u error:%d %s",
 					addr.nl_pid, errno, strerror(errno));
 			close(fd);
 			return -1;
 		}
 
+		if (addr.nl_pid) {
+			syslog(LOG_WARNING, "Received packet from untrusted pid:%u",
+					addr.nl_pid);
+			continue;
+		}
+
 		incoming_msg = (struct nlmsghdr *)vss_recv_buffer;
 
 		if (incoming_msg->nlmsg_type != NLMSG_DONE)