Author: delphij
Date: Thu Mar 28 18:20:47 2019
New Revision: 345647
URL: https://svnweb.freebsd.org/changeset/base/345647
Log:
Distinguish between lseek errors and read errores.
MFC after: 2 weeks
Modified:
head/sbin/fsck_msdosfs/dir.c
Modified: head/sbin/fsck_msdosfs/dir.c
==============================================================================
--- head/sbin/fsck_msdosfs/dir.c Thu Mar 28 17:30:47 2019
(r345646)
+++ head/sbin/fsck_msdosfs/dir.c Thu Mar 28 18:20:47 2019
(r345647)
@@ -35,6 +35,7 @@ static const char rcsid[] =
"$FreeBSD$";
#endif /* not lint */
+#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -329,8 +330,11 @@ delete(int f, struct bootblock *boot, struct fatEntry
}
off = startcl * boot->bpbSecPerClust + boot->ClusterOffset;
off *= boot->bpbBytesPerSec;
- if (lseek(f, off, SEEK_SET) != off
- || read(f, delbuf, clsz) != clsz) {
+ if (lseek(f, off, SEEK_SET) != off) {
+ perr("Unable to lseek to %" PRId64, off);
+ return FSFATAL;
+ }
+ if (read(f, delbuf, clsz) != clsz) {
perr("Unable to read directory");
return FSFATAL;
}
@@ -338,8 +342,11 @@ delete(int f, struct bootblock *boot, struct fatEntry
*s = SLOT_DELETED;
s += 32;
}
- if (lseek(f, off, SEEK_SET) != off
- || write(f, delbuf, clsz) != clsz) {
+ if (lseek(f, off, SEEK_SET) != off) {
+ perr("Unable to lseek to %" PRId64, off);
+ return FSFATAL;
+ }
+ if (write(f, delbuf, clsz) != clsz) {
perr("Unable to write directory");
return FSFATAL;
}
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