Module Name: src
Committed By: pooka
Date: Wed Nov 14 09:22:58 UTC 2012
Modified Files:
src/lib/librumpuser: rumpuser.c
Log Message:
Check return value of ftruncate(). Some versions of gcc give
warnings if I don't.
To generate a diff of this commit:
cvs rdiff -u -r1.21 -r1.22 src/lib/librumpuser/rumpuser.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/lib/librumpuser/rumpuser.c
diff -u src/lib/librumpuser/rumpuser.c:1.21 src/lib/librumpuser/rumpuser.c:1.22
--- src/lib/librumpuser/rumpuser.c:1.21 Wed Oct 10 11:15:57 2012
+++ src/lib/librumpuser/rumpuser.c Wed Nov 14 09:22:58 2012
@@ -1,4 +1,4 @@
-/* $NetBSD: rumpuser.c,v 1.21 2012/10/10 11:15:57 pooka Exp $ */
+/* $NetBSD: rumpuser.c,v 1.22 2012/11/14 09:22:58 pooka Exp $ */
/*
* Copyright (c) 2007-2010 Antti Kantee. All Rights Reserved.
@@ -28,7 +28,7 @@
#include "rumpuser_port.h"
#if !defined(lint)
-__RCSID("$NetBSD: rumpuser.c,v 1.21 2012/10/10 11:15:57 pooka Exp $");
+__RCSID("$NetBSD: rumpuser.c,v 1.22 2012/11/14 09:22:58 pooka Exp $");
#endif /* !lint */
#include <sys/ioctl.h>
@@ -284,8 +284,12 @@ rumpuser_filemmap(int fd, off_t offset,
void *rv;
int mmflags, prot;
- if (flags & RUMPUSER_FILEMMAP_TRUNCATE)
- ftruncate(fd, offset + len);
+ if (flags & RUMPUSER_FILEMMAP_TRUNCATE) {
+ if (ftruncate(fd, offset + len) == -1) {
+ seterror(errno);
+ return NULL;
+ }
+ }
mmflags = MAP_FILE;
if (flags & RUMPUSER_FILEMMAP_SHARED)
