Module Name: src
Committed By: christos
Date: Thu May 11 23:50:17 UTC 2017
Modified Files:
src/sys/kern: kern_event.c
Log Message:
protect against NULL, from PaulG
To generate a diff of this commit:
cvs rdiff -u -r1.90 -r1.91 src/sys/kern/kern_event.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/kern/kern_event.c
diff -u src/sys/kern/kern_event.c:1.90 src/sys/kern/kern_event.c:1.91
--- src/sys/kern/kern_event.c:1.90 Tue May 9 17:18:51 2017
+++ src/sys/kern/kern_event.c Thu May 11 19:50:17 2017
@@ -1,4 +1,4 @@
-/* $NetBSD: kern_event.c,v 1.90 2017/05/09 21:18:51 christos Exp $ */
+/* $NetBSD: kern_event.c,v 1.91 2017/05/11 23:50:17 christos Exp $ */
/*-
* Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
@@ -58,7 +58,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_event.c,v 1.90 2017/05/09 21:18:51 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_event.c,v 1.91 2017/05/11 23:50:17 christos Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -1020,9 +1020,10 @@ kqueue_register(struct kqueue *kq, struc
KERNEL_UNLOCK_ONE(NULL); /* XXXSMP */
if (error != 0) {
#ifdef DIAGNOSTIC
+
printf("%s: event not supported for file type"
- " %d (error %d)\n", __func__,
- ((file_t *)kn->kn_obj)->f_type, error);
+ " %d (error %d)\n", __func__, kn->kn_obj ?
+ ((file_t *)kn->kn_obj)->f_type : -1, error);
#endif
/* knote_detach() drops fdp->fd_lock */
knote_detach(kn, fdp, false);
