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Commit 772ce435 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jens Axboe
Browse files

nvme: fail SCSI read/write command with unsupported protection bit 



Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent 90851768

drivers/block/nvme-scsi.c

+7 −0
Original line number Diff line number Diff line
@@ -1900,6 +1900,13 @@ static int nvme_trans_io(struct nvme_ns *ns, struct sg_io_hdr *hdr, u8 is_write, 
	default:

		cdb_info.fua = cmd[1] & 0x8;

		cdb_info.prot_info = (cmd[1] & 0xe0) >> 5;

		if (cdb_info.prot_info && !ns->pi_type) {

			return nvme_trans_completion(hdr,

					SAM_STAT_CHECK_CONDITION,

					ILLEGAL_REQUEST,

					SCSI_ASC_INVALID_CDB,

					SCSI_ASCQ_CAUSE_NOT_REPORTABLE);

		}

	}



	switch (opcode) {