From: Damien Le Moal <damien.lem...@wdc.com>
scsi_io_init() may fail, leaving a zone of a zoned block device locked.
Fix this by properly unlocking the write same request target zone if
scsi_io_init() fails.
Signed-off-by: Damien Le Moal <damien.lem...@wdc.com>
Cc: sta...@vger.kernel.org
---
drivers/scsi/sd.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index f9d1432..e60a309 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -948,6 +948,10 @@ static int sd_setup_write_same_cmnd(struct scsi_cmnd *cmd)
rq->__data_len = sdp->sector_size;
ret = scsi_init_io(cmd);
rq->__data_len = nr_bytes;
+
+ if (sd_is_zoned(sdkp) && ret != BLKPREP_OK)
+ sd_zbc_write_unlock_zone(cmd);
+
return ret;
}
--
2.9.3
