svn commit: r205562 - head/sys/rpc

[Rick Macklem]

Author: rmacklem
Date: Tue Mar 23 23:03:30 2010
New Revision: 205562
URL: http://svn.freebsd.org/changeset/base/205562

Log:
  When the regular NFS server replied to a UDP client out of the replay
  cache, it did not free the request argument mbuf list, resulting in a leak.
  This patch fixes that leak.
  
  Tested by:	danny AT cs.huji.ac.il
  PR:		kern/144330
  Submitted by:	to.my.trociny AT gmail.com (earlier version)
  Reviewed by:	dfr
  MFC after:	2 weeks

Modified:
  head/sys/rpc/svc.c

Modified: head/sys/rpc/svc.c
==============================================================================
--- head/sys/rpc/svc.c	Tue Mar 23 23:00:35 2010	(r205561)
+++ head/sys/rpc/svc.c	Tue Mar 23 23:03:30 2010	(r205562)
@@ -819,9 +819,11 @@ svc_getreq(SVCXPRT *xprt, struct svc_req
 					free(r->rq_addr, M_SONAME);
 					r->rq_addr = NULL;
 				}
+				m_freem(args);
 				goto call_done;
 
 			default:
+				m_freem(args);
 				goto call_done;
 			}
 		}