Author: glebius
Date: Mon Mar 11 13:05:11 2013
New Revision: 248159
URL: http://svnweb.freebsd.org/changeset/base/248159
Log:
Fix for quite a special case when userland emulates a netgraph node, and
userland can reply to a message with NGM_HASREPLY bit set. In this case
we should not wait for a response to a responce.
PR: 176771
Submitted by: Keith Reynolds <keith.reynolds tidalscale.com>
Modified:
head/lib/libnetgraph/msg.c
Modified: head/lib/libnetgraph/msg.c
==============================================================================
--- head/lib/libnetgraph/msg.c Mon Mar 11 12:22:44 2013 (r248158)
+++ head/lib/libnetgraph/msg.c Mon Mar 11 13:05:11 2013 (r248159)
@@ -234,7 +234,7 @@ NgDeliverMsg(int cs, const char *path,
}
/* Wait for reply if there should be one. */
- if (msg->header.cmd & NGM_HASREPLY) {
+ if (msg->header.cmd & NGM_HASREPLY && !(msg->header.flags & NGF_RESP)) {
struct pollfd rfds;
int n;
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