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Check lseek error correctly (i.e., use == -1 rather than < 0).

This commit is contained in:
enami 2003-02-06 23:00:08 +00:00
parent 3b768ce056
commit 8d849f483a
1 changed files with 5 additions and 5 deletions
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10
sbin/dump/rcache.c
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@ -1,4 +1,4 @@
/* $NetBSD: rcache.c,v 1.17 2003/02/04 08:43:16 enami Exp $ */
/* $NetBSD: rcache.c,v 1.18 2003/02/06 23:00:08 enami Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
@ -39,7 +39,7 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: rcache.c,v 1.17 2003/02/04 08:43:16 enami Exp $");
__RCSID("$NetBSD: rcache.c,v 1.18 2003/02/06 23:00:08 enami Exp $");
#endif /* not lint */
#include <sys/types.h>
@ -196,7 +196,7 @@ rawread(daddr_t blkno, char *buf, int size)
#endif
loop:
if (lseek(diskfd, ((off_t) blkno << dev_bshift), SEEK_SET) < 0) {
if (lseek(diskfd, ((off_t) blkno << dev_bshift), SEEK_SET) == -1) {
msg("rawread: lseek fails\n");
goto err;
}
@ -241,7 +241,7 @@ err:
memset(buf, 0, size);
for (i = 0; i < size; i += dev_bsize, buf += dev_bsize, blkno++) {
if (lseek(diskfd, ((off_t)blkno << dev_bshift),
SEEK_SET) < 0) {
SEEK_SET) == -1) {
msg("rawread: lseek2 fails: %s!\n",
strerror(errno));
continue;
@ -399,7 +399,7 @@ retry:
cdesc[idx].cd_blocksRead = 0;
if (lseek(diskfd, ((off_t) blockBlkNo << dev_bshift),
SEEK_SET) < 0) {
SEEK_SET) == -1) {
msg("readBlocks: lseek fails: %s\n",
strerror(errno));
rsize = -1;