From e9a9853c23c13a37546397b61b270999fd0fb759 Mon Sep 17 00:00:00 2001 From: Ivan Bornyakov Date: Wed, 23 May 2018 17:56:11 +0300 Subject: [PATCH] nvme: host: core: fix precedence of ternary operator Ternary operator have lower precedence then bitwise or, so 'cdw10' was calculated wrong. Signed-off-by: Ivan Bornyakov Reviewed-by: Max Gurtovoy Signed-off-by: Keith Busch --- drivers/nvme/host/core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 5e1d6d69b307..dc8aa2c1c22a 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -1578,7 +1578,7 @@ static int nvme_pr_reserve(struct block_device *bdev, u64 key, static int nvme_pr_preempt(struct block_device *bdev, u64 old, u64 new, enum pr_type type, bool abort) { - u32 cdw10 = nvme_pr_type(type) << 8 | abort ? 2 : 1; + u32 cdw10 = nvme_pr_type(type) << 8 | (abort ? 2 : 1); return nvme_pr_command(bdev, cdw10, old, new, nvme_cmd_resv_acquire); } @@ -1590,7 +1590,7 @@ static int nvme_pr_clear(struct block_device *bdev, u64 key) static int nvme_pr_release(struct block_device *bdev, u64 key, enum pr_type type) { - u32 cdw10 = nvme_pr_type(type) << 8 | key ? 1 << 3 : 0; + u32 cdw10 = nvme_pr_type(type) << 8 | (key ? 1 << 3 : 0); return nvme_pr_command(bdev, cdw10, key, 0, nvme_cmd_resv_release); }