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| author | Jens Axboe <axboe@kernel.dk> | 2022-04-29 18:25:12 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-05-09 15:29:06 +0300 |
| commit | bb68d504f7c4183178b00c1af68fca870728e7e0 (patch) | |
| tree | b319ff4ef3dc015d9a6a63da0e992163140fa9ab /fs | |
| parent | e5b003495e934321f78ba1f95e48da4a8c3a3a35 (diff) | |
| download | linux-bb68d504f7c4183178b00c1af68fca870728e7e0.tar.xz | |
io_uring: ignore ->buf_index if REQ_F_BUFFER_SELECT isn't set
There's no point in validity checking buf_index if the request doesn't
have REQ_F_BUFFER_SELECT set, as we will never use it for that case.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/io_uring.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index e13316969e9e..bd0ee2f7df2c 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -3573,10 +3573,6 @@ static struct iovec *__io_import_iovec(int rw, struct io_kiocb *req, return NULL; } - /* buffer index only valid with fixed read/write, or buffer select */ - if (unlikely(req->buf_index && !(req->flags & REQ_F_BUFFER_SELECT))) - return ERR_PTR(-EINVAL); - buf = u64_to_user_ptr(req->rw.addr); sqe_len = req->rw.len; |