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| author | Christoph Hellwig <hch@lst.de> | 2022-03-08 06:51:49 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-03-08 19:40:00 -0700 |
| commit | e7f76552277ca79d9dfe4c59f7b3620a98467f9c (patch) | |
| tree | 251b58be6faf96d6f9e383678f1f344b89d2d9bc /drivers/scsi/sd.h | |
| parent | e02657ea7b86d1c41e095f49e4f7c7bb24bbee64 (diff) | |
| download | linux-e7f76552277ca79d9dfe4c59f7b3620a98467f9c.tar.gz linux-e7f76552277ca79d9dfe4c59f7b3620a98467f9c.tar.bz2 linux-e7f76552277ca79d9dfe4c59f7b3620a98467f9c.zip | |
scsi: don't use disk->private_data to find the scsi_driver
Requiring every ULP to have the scsi_drive as first member of the
private data is rather fragile and not necessary anyway. Just use
the driver hanging off the SCSI device instead.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Link: https://lore.kernel.org/r/20220308055200.735835-4-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/scsi/sd.h')
| -rw-r--r-- | drivers/scsi/sd.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h index 2e5932bde43d..303aa1c23aef 100644 --- a/drivers/scsi/sd.h +++ b/drivers/scsi/sd.h @@ -68,7 +68,6 @@ enum { }; struct scsi_disk { - struct scsi_driver *driver; /* always &sd_template */ struct scsi_device *device; struct device dev; struct gendisk *disk; @@ -131,7 +130,7 @@ struct scsi_disk { static inline struct scsi_disk *scsi_disk(struct gendisk *disk) { - return container_of(disk->private_data, struct scsi_disk, driver); + return disk->private_data; } #define sd_printk(prefix, sdsk, fmt, a...) \ |