From 73fcf4e20ebd19468b3ad033be93582258435462 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Tue, 3 Nov 2015 22:50:49 +0300 Subject: [PATCH] NVMe: Precedence error in nvme_pr_clear() The original code is equivalent to: u32 cdw10 = (1 | key) ? 1 << 3 : 0; But we want: u32 cdw10 = 1 | (key ? 1 << 3 : 0); Fixes: 1d277a637a71: ('NVMe: Add persistent reservation ops') Signed-off-by: Dan Carpenter Signed-off-by: Jens Axboe --- drivers/nvme/host/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 17524fd3e95f..9a12d5a32555 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -2136,7 +2136,7 @@ static int nvme_pr_preempt(struct block_device *bdev, u64 old, u64 new, static int nvme_pr_clear(struct block_device *bdev, u64 key) { - u32 cdw10 = 1 | key ? 1 << 3 : 0; + u32 cdw10 = 1 | (key ? 1 << 3 : 0); return nvme_pr_command(bdev, cdw10, key, 0, nvme_cmd_resv_register); }