svn commit: r201838 - stable/7/sys/kern

[Brooks Davis]

Author: brooks
Date: Fri Jan  8 22:13:15 2010
New Revision: 201838
URL: http://svn.freebsd.org/changeset/base/201838

Log:
  MFC r201352
    If a filter has already been added, actually return EEXIST when trying
    at add it again.

Modified:
  stable/7/sys/kern/kern_event.c
Directory Properties:
  stable/7/sys/   (props changed)
  stable/7/sys/cddl/contrib/opensolaris/   (props changed)
  stable/7/sys/contrib/dev/acpica/   (props changed)
  stable/7/sys/contrib/pf/   (props changed)

Modified: stable/7/sys/kern/kern_event.c
==============================================================================
--- stable/7/sys/kern/kern_event.c	Fri Jan  8 22:08:18 2010	(r201837)
+++ stable/7/sys/kern/kern_event.c	Fri Jan  8 22:13:15 2010	(r201838)
@@ -757,6 +757,7 @@ kqueue_add_filteropts(int filt, struct f
 {
 	int error;
 
+	error = 0;
 	if (filt > 0 || filt + EVFILT_SYSCOUNT < 0) {
 		printf(
 "trying to add a filterop that is out of range: %d is beyond %d\n",
@@ -773,7 +774,7 @@ kqueue_add_filteropts(int filt, struct f
 	}
 	mtx_unlock(&filterops_lock);
 
-	return (0);
+	return (error);
 }
 
 int