Commit b8deb62c authored by Matthew Wilcox's avatar Matthew Wilcox
Browse files

NVMe: Zero the command before we send it 



Make sure there's no left-over bits set from previous commands that used
this slot.

Signed-off-by: default avatarMatthew Wilcox <matthew.r.wilcox@intel.com>
parent ff22b54f

drivers/block/nvme.c

+1 −0
Original line number Diff line number Diff line
@@ -322,6 +322,7 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns, 
	spin_lock_irqsave(&nvmeq->q_lock, flags);

	cmnd = &nvmeq->sq_cmds[nvmeq->sq_tail];



	memset(cmnd, 0, sizeof(*cmnd));

	if (bio_data_dir(bio)) {

		cmnd->rw.opcode = nvme_cmd_write;

		dma_dir = DMA_TO_DEVICE;

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