[PATCH 5.13 102/127] io_uring: fix code style problems

From: Sasha Levin
Date: Tue Aug 24 2021 - 13:03:02 EST


From: Pavel Begunkov <asml.silence@xxxxxxxxx>

[ Upstream commit fe7e325750299126b9cc86d3071af594b46c4518 ]

Fix a bunch of problems mostly found by checkpatch.pl

Signed-off-by: Pavel Begunkov <asml.silence@xxxxxxxxx>
Link: https://lore.kernel.org/r/cfaf9a2f27b43934144fe9422a916bd327099f44.1624543113.git.asml.silence@xxxxxxxxx
Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
fs/io_uring.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 0a5f105c657c..00746109e0c8 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -165,7 +165,7 @@ struct io_rings {
* Written by the application, shouldn't be modified by the
* kernel.
*/
- u32 cq_flags;
+ u32 cq_flags;
/*
* Number of completion events lost because the queue was full;
* this should be avoided by the application by making sure
@@ -850,7 +850,7 @@ struct io_kiocb {
struct hlist_node hash_node;
struct async_poll *apoll;
struct io_wq_work work;
- const struct cred *creds;
+ const struct cred *creds;

/* store used ubuf, so we can prevent reloading */
struct io_mapped_ubuf *imu;
@@ -1721,7 +1721,7 @@ static struct io_kiocb *io_alloc_req(struct io_ring_ctx *ctx)
{
struct io_submit_state *state = &ctx->submit_state;

- BUILD_BUG_ON(IO_REQ_ALLOC_BATCH > ARRAY_SIZE(state->reqs));
+ BUILD_BUG_ON(ARRAY_SIZE(state->reqs) < IO_REQ_ALLOC_BATCH);

if (!state->free_reqs) {
gfp_t gfp = GFP_KERNEL | __GFP_NOWARN;
@@ -2778,7 +2778,7 @@ static void kiocb_done(struct kiocb *kiocb, ssize_t ret,
else
io_rw_done(kiocb, ret);

- if (check_reissue && req->flags & REQ_F_REISSUE) {
+ if (check_reissue && (req->flags & REQ_F_REISSUE)) {
req->flags &= ~REQ_F_REISSUE;
if (io_resubmit_prep(req)) {
req_ref_get(req);
@@ -3608,7 +3608,7 @@ static int io_shutdown(struct io_kiocb *req, unsigned int issue_flags)
static int __io_splice_prep(struct io_kiocb *req,
const struct io_uring_sqe *sqe)
{
- struct io_splice* sp = &req->splice;
+ struct io_splice *sp = &req->splice;
unsigned int valid_flags = SPLICE_F_FD_IN_FIXED | SPLICE_F_ALL;

if (unlikely(req->ctx->flags & IORING_SETUP_IOPOLL))
@@ -3662,7 +3662,7 @@ static int io_tee(struct io_kiocb *req, unsigned int issue_flags)

static int io_splice_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
{
- struct io_splice* sp = &req->splice;
+ struct io_splice *sp = &req->splice;

sp->off_in = READ_ONCE(sqe->splice_off_in);
sp->off_out = READ_ONCE(sqe->off);
@@ -8563,6 +8563,7 @@ static int io_eventfd_register(struct io_ring_ctx *ctx, void __user *arg)
ctx->cq_ev_fd = eventfd_ctx_fdget(fd);
if (IS_ERR(ctx->cq_ev_fd)) {
int ret = PTR_ERR(ctx->cq_ev_fd);
+
ctx->cq_ev_fd = NULL;
return ret;
}
@@ -9362,9 +9363,8 @@ SYSCALL_DEFINE6(io_uring_enter, unsigned int, fd, u32, to_submit,
io_cqring_overflow_flush(ctx, false);

ret = -EOWNERDEAD;
- if (unlikely(ctx->sq_data->thread == NULL)) {
+ if (unlikely(ctx->sq_data->thread == NULL))
goto out;
- }
if (flags & IORING_ENTER_SQ_WAKEUP)
wake_up(&ctx->sq_data->wait);
if (flags & IORING_ENTER_SQ_WAIT) {
--
2.30.2