diff options
| author | Pavel Begunkov <asml.silence@gmail.com> | 2024-10-18 17:16:37 +0100 |
|---|---|---|
| committer | Keith Busch <kbusch@kernel.org> | 2024-10-22 07:28:36 -0700 |
| commit | 5e52f71f858eaff252a47530a5ad5e79309bd415 (patch) | |
| tree | 18e23ebd5562958d092fcde352b75cfedd0a25dc /drivers/nvme/host/ioctl.c | |
| parent | fdad1a20cd57bff65539d971c0ec74faf2b5b2fc (diff) | |
nvme: use helpers to access io_uring cmd space
Command implementations shouldn't be directly looking into io_uring_cmd
to carve free space. Use an io_uring helper, which will also do build
time size sanitisation.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Reviewed-by: Kanchan Joshi <joshi.k@samsung.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Anuj Gupta <anuj20.g@samsung.com>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Diffstat (limited to 'drivers/nvme/host/ioctl.c')
| -rw-r--r-- | drivers/nvme/host/ioctl.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/nvme/host/ioctl.c b/drivers/nvme/host/ioctl.c index b9b79ccfabf8..d5223bb6e38d 100644 --- a/drivers/nvme/host/ioctl.c +++ b/drivers/nvme/host/ioctl.c @@ -402,7 +402,7 @@ struct nvme_uring_cmd_pdu { static inline struct nvme_uring_cmd_pdu *nvme_uring_cmd_pdu( struct io_uring_cmd *ioucmd) { - return (struct nvme_uring_cmd_pdu *)&ioucmd->pdu; + return io_uring_cmd_to_pdu(ioucmd, struct nvme_uring_cmd_pdu); } static void nvme_uring_task_cb(struct io_uring_cmd *ioucmd, @@ -632,8 +632,6 @@ static int nvme_ns_uring_cmd(struct nvme_ns *ns, struct io_uring_cmd *ioucmd, struct nvme_ctrl *ctrl = ns->ctrl; int ret; - BUILD_BUG_ON(sizeof(struct nvme_uring_cmd_pdu) > sizeof(ioucmd->pdu)); - ret = nvme_uring_cmd_checks(issue_flags); if (ret) return ret; |