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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

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Pull SCSI fixes from James Bottomley:
 "Three fixes: The t10-pi one is a regression from the 4.19 release, the
  qla2xxx one is a 4.20 merge window regression and the bnx2fc is a very
  old bug"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: t10-pi: Return correct ref tag when queue has no integrity profile
  scsi: bnx2fc: Fix NULL dereference in error handling
  Revert "scsi: qla2xxx: Fix NVMe Target discovery"
This commit is contained in:
Linus Torvalds
2018-12-18 09:38:34 -08:00
parent 1a9430db28 60a89a3ce0
commit ddfbab4653
3 changed files with 8 additions and 7 deletions
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9
include/linux/t10-pi.h
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@@ -39,12 +39,13 @@ struct t10_pi_tuple {
static inline u32 t10_pi_ref_tag(struct request *rq)
{
unsigned int shift = ilog2(queue_logical_block_size(rq->q));
#ifdef CONFIG_BLK_DEV_INTEGRITY
return blk_rq_pos(rq) >>
(rq->q->integrity.interval_exp - 9) & 0xffffffff;
#else
return -1U;
if (rq->q->integrity.interval_exp)
shift = rq->q->integrity.interval_exp;
#endif
return blk_rq_pos(rq) >> (shift - SECTOR_SHIFT) & 0xffffffff;
}
extern const struct blk_integrity_profile t10_pi_type1_crc;