diff options
Diffstat (limited to 'drivers/scsi/sd.c')
| -rw-r--r-- | drivers/scsi/sd.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 699f4f9674d9..dad3991397cf 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -3308,6 +3308,9 @@ static void sd_read_app_tag_own(struct scsi_disk *sdkp, unsigned char *buffer) static unsigned int sd_discard_mode(struct scsi_disk *sdkp) { + if (!sdkp->lbpme) + return SD_LBP_FULL; + if (!sdkp->lbpvpd) { /* LBP VPD page not provided */ if (sdkp->max_unmap_blocks) |