diff options
Diffstat (limited to 'io_uring/rw.c')
| -rw-r--r-- | io_uring/rw.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/io_uring/rw.c b/io_uring/rw.c index 28fff18ebb19..30448f343c7f 100644 --- a/io_uring/rw.c +++ b/io_uring/rw.c @@ -332,17 +332,15 @@ static int io_prep_rw_fixed(struct io_kiocb *req, const struct io_uring_sqe *sqe struct io_ring_ctx *ctx = req->ctx; struct io_rsrc_node *node; struct io_async_rw *io; - u16 index; int ret; ret = io_prep_rw(req, sqe, ddir, false); if (unlikely(ret)) return ret; - if (unlikely(req->buf_index >= ctx->buf_table.nr)) + node = io_rsrc_node_lookup(&ctx->buf_table, req->buf_index); + if (!node) return -EFAULT; - index = array_index_nospec(req->buf_index, ctx->buf_table.nr); - node = ctx->buf_table.nodes[index]; io_req_assign_rsrc_node(req, node); io = req->async_data; |