Commit 00ed95fe authored by Peter Wang's avatar Peter Wang Committed by Todd Kjos
Browse files

FROMGIT: scsi: ufs: core: scsi_get_lba() error fix

When ufs initializes without scmd->device->sector_size set, scsi_get_lba()
will get a wrong shift number and trigger an ubsan error.  The shift
exponent 4294967286 is too large for the 64-bit type 'sector_t' (aka
'unsigned long long').

Call scsi_get_lba() only when opcode is READ_10/WRITE_10/UNMAP.

Link: https://lore.kernel.org/r/20220307111752.10465-1-peter.wang@mediatek.com


Reviewed-by: default avatarBart Van Assche <bvanassche@acm.org>
Signed-off-by: default avatarPeter Wang <peter.wang@mediatek.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit 2bd3b6b7 git://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git

 for-next)
Bug: 204438323
Change-Id: I3457fcc88d7c4164c55010e440d9f274c169553e
Signed-off-by: default avatarBart Van Assche <bvanassche@google.com>
parent c0a4aeb7
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