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authorTomas Hozza <thozza@redhat.com>2013-03-13 17:14:14 +0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-03-15 22:23:16 +0400
commit75db601496e97ffa2476dcd00053c0ca95e977a5 (patch)
treebccdaff6af770f13cd04ee0fa79692a4549a6ec5 /tools/hv
parentf4685fa6d0427c3948a5120a9658fad7ae81facd (diff)
downloadlinux-75db601496e97ffa2476dcd00053c0ca95e977a5.tar.xz
tools: hv: daemon should check type of received Netlink msg
HyperV KVP daemon should check nlmsg_type in received netlink message header. If message type is NLMSG_DONE daemon can proceed with processing otherwise it should wait for next message. Signed-off-by: Tomas Hozza <thozza@redhat.com> Acked-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/hv')
-rw-r--r--tools/hv/hv_kvp_daemon.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c
index 704a0f9a063d..5a1f6489d185 100644
--- a/tools/hv/hv_kvp_daemon.c
+++ b/tools/hv/hv_kvp_daemon.c
@@ -1503,6 +1503,10 @@ int main(void)
}
incoming_msg = (struct nlmsghdr *)kvp_recv_buffer;
+
+ if (incoming_msg->nlmsg_type != NLMSG_DONE)
+ continue;
+
incoming_cn_msg = (struct cn_msg *)NLMSG_DATA(incoming_msg);
hv_msg = (struct hv_kvp_msg *)incoming_cn_msg->data;