[PATCH v4 0/5] scsi: ufs: cleanup ufs initialization

[Bean Huo]

From: Bean Huo <beanhuo@xxxxxxxxxx>

Cleanup UFS descriptor length initialization, and delete some unnecessary code.

Changelog:

v3 - v4:
    1. add desc_id >= QUERY_DESC_IDN_MAX check in patch 4/5 (Avri Altman)
    2. update buff_len to hold the true descriptor size in 4/5 (Avri Altman)
    3. add new patch 3/5

v2 - v3:
    1. Fix typo in the commit message (Avri Altman & Bart van Assche)
    2. Delete ufshcd_init_desc_sizes() in patch 3/4 (Stanley Chu)
    3. Remove max_t() and buff_len in patch 1/4 (Bart van Assche)
    4. Add patch 4/4 to compatable with 3.1 UFS unit descriptor length

v1 - v2:
    1. split patch
    2. fix one compiling WARNING (Reported-by: kbuild test robot <lkp@xxxxxxxxx>)

Bean Huo (5):
  scsi: ufs: remove max_t in ufs_get_device_desc
  scsi: ufs: delete ufshcd_read_desc()
  scsi: ufs: fix potential access NULL pointer while memcpy
  scsi: ufs: cleanup ufs initialization path
  scsi: ufs: add compatibility with 3.1 UFS unit descriptor length

 drivers/scsi/ufs/ufs.h     |  11 +-
 drivers/scsi/ufs/ufs_bsg.c |   5 +-
 drivers/scsi/ufs/ufshcd.c  | 205 +++++++++----------------------------
 drivers/scsi/ufs/ufshcd.h  |  16 +--
 4 files changed, 53 insertions(+), 184 deletions(-)

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2.17.1