diff options
| author | Kenneth R Westerback <krw@cvs.openbsd.org> | 2010-09-01 23:24:04 +0000 |
|---|---|---|
| committer | Kenneth R Westerback <krw@cvs.openbsd.org> | 2010-09-01 23:24:04 +0000 |
| commit | 1a34d6aa784d2a157d6bc04ff7448e0648ec180d (patch) | |
| tree | 2849382d5c7e4bd442e7240ff9e6f38b356a84c9 /sys/scsi/st.c | |
| parent | 48b3c52d7d38c9e2f82321d22c4a0e0fbca46c98 (diff) | |
Don't give xs->resid an invalid value (xs->datalen * st->blksize)
inside st_interpret_sense() and then exit without making sure it's
set back to <= xs->datalen.
Fixes 'done < 0; strategy broken' panics when un-tar'ing /cvs from
my ahci DAT tape drive.
ok dlg@ more-or-less-ok matthew@
Diffstat (limited to 'sys/scsi/st.c')
| -rw-r--r-- | sys/scsi/st.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/scsi/st.c b/sys/scsi/st.c index 56556e69fb9..356c81ea548 100644 --- a/sys/scsi/st.c +++ b/sys/scsi/st.c @@ -1,4 +1,4 @@ -/* $OpenBSD: st.c,v 1.108 2010/09/01 01:38:12 dlg Exp $ */ +/* $OpenBSD: st.c,v 1.109 2010/09/01 23:24:03 krw Exp $ */ /* $NetBSD: st.c,v 1.71 1997/02/21 23:03:49 thorpej Exp $ */ /* @@ -2036,6 +2036,7 @@ st_interpret_sense(struct scsi_xfer *xs) * If no data was transferred, return immediately */ if (xs->resid >= xs->datalen) { + xs->resid = xs->datalen; if (st->flags & ST_EIO_PENDING) return EIO; if (st->flags & ST_AT_FILEMARK) { |