[SCSI] Mask capabilities for SCSI-1 CD drive

SCSI-1 CD drives can't do MRW or be opened for writing, so mask off
those capabilities.

Signed-off-by: Chuck Ebbert <76306.1226@compuserve.com>
Acked-by: Jens Axboe <axboe@suse.de>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index ec73223..18a3b75 100644 (file)
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -763,8 +763,9 @@ static void get_capabilities(struct scsi_cd *cd)
                /* failed, drive doesn't have capabilities mode page */
                cd->cdi.speed = 1;
                cd->cdi.mask |= (CDC_CD_R | CDC_CD_RW | CDC_DVD_R |
-                                        CDC_DVD | CDC_DVD_RAM |
-                                        CDC_SELECT_DISC | CDC_SELECT_SPEED);
+                                CDC_DVD | CDC_DVD_RAM |
+                                CDC_SELECT_DISC | CDC_SELECT_SPEED |
+                                CDC_MRW | CDC_MRW_W | CDC_RAM);
                kfree(buffer);
                printk("%s: scsi-1 drive\n", cd->cdi.name);
                return;