diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2013-11-22 13:39:59 +0100 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2013-12-03 15:26:49 +0100 |
| commit | c5fd1fb038405ed13496761970b3b531f747a892 (patch) | |
| tree | c4e5a59239d329818debc5e2fa3c2f9b8bb74ad3 /hw/scsi | |
| parent | e18d90c15bab0d47d8f30696058abfb78396081f (diff) | |
scsi-disk: catch write protection errors in UNMAP
This is the same that is already done for WRITE SAME.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'hw/scsi')
| -rw-r--r-- | hw/scsi/scsi-disk.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c index 74e6a14c29..4138268ad9 100644 --- a/hw/scsi/scsi-disk.c +++ b/hw/scsi/scsi-disk.c @@ -1543,6 +1543,7 @@ done: static void scsi_disk_emulate_unmap(SCSIDiskReq *r, uint8_t *inbuf) { + SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev); uint8_t *p = inbuf; int len = r->req.cmd.xfer; UnmapCBData *data; @@ -1560,6 +1561,11 @@ static void scsi_disk_emulate_unmap(SCSIDiskReq *r, uint8_t *inbuf) goto invalid_param_len; } + if (bdrv_is_read_only(s->qdev.conf.bs)) { + scsi_check_condition(r, SENSE_CODE(WRITE_PROTECTED)); + return; + } + data = g_new0(UnmapCBData, 1); data->r = r; data->inbuf = &p[8]; |