diff options
Diffstat (limited to 'io_uring/uring_cmd.c')
| -rw-r--r-- | io_uring/uring_cmd.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c index 6994f60d7ec7..0899c71008ae 100644 --- a/io_uring/uring_cmd.c +++ b/io_uring/uring_cmd.c @@ -220,7 +220,7 @@ int io_uring_cmd_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) * being called. This prevents destruction of the mapped buffer * we'll need at actual import time. */ - io_req_set_rsrc_node(req, ctx); + io_req_assign_rsrc_node(req, ctx->user_bufs[req->buf_index]); } ioucmd->cmd_op = READ_ONCE(sqe->cmd_op); @@ -276,15 +276,11 @@ int io_uring_cmd_import_fixed(u64 ubuf, unsigned long len, int rw, struct iov_iter *iter, void *ioucmd) { struct io_kiocb *req = cmd_to_io_kiocb(ioucmd); - struct io_ring_ctx *ctx = req->ctx; + struct io_rsrc_node *node = req->rsrc_nodes[IORING_RSRC_BUFFER]; /* Must have had rsrc_node assigned at prep time */ - if (req->rsrc_node) { - struct io_mapped_ubuf *imu; - - imu = READ_ONCE(ctx->user_bufs[req->buf_index]); - return io_import_fixed(rw, iter, imu, ubuf, len); - } + if (node) + return io_import_fixed(rw, iter, node->buf, ubuf, len); return -EFAULT; } |