Peter Wang 8dfec6e0a6 scsi: ufs: core: scsi_get_lba() error fix
commit 2bd3b6b75946db2ace06e145d53988e10ed7e99a upstream.

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: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Peter Wang <peter.wang@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-04-27 14:38:51 +02:00
..
2021-08-03 07:27:42 -04:00
2021-08-01 16:05:07 -04:00