From: Caleb Sander Mateos <csander@purestorage.com>
Date: Sat, 1 Mar 2025 00:16:08 +0000 (-0700)
Subject: io_uring/nop: use io_find_buf_node()
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=6e83a442fbbb5f136c50feb7d137017610bc0738;p=users%2Fwilly%2Flinux.git

io_uring/nop: use io_find_buf_node()

Call io_find_buf_node() to avoid duplicating it in io_nop().

Signed-off-by: Caleb Sander Mateos <csander@purestorage.com>
Link: https://lore.kernel.org/r/20250301001610.678223-2-csander@purestorage.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/io_uring/nop.c b/io_uring/nop.c
index ea539531cb5f..28f06285fdc2 100644
--- a/io_uring/nop.c
+++ b/io_uring/nop.c
@@ -61,17 +61,8 @@ int io_nop(struct io_kiocb *req, unsigned int issue_flags)
 		}
 	}
 	if (nop->flags & IORING_NOP_FIXED_BUFFER) {
-		struct io_ring_ctx *ctx = req->ctx;
-		struct io_rsrc_node *node;
-
-		ret = -EFAULT;
-		io_ring_submit_lock(ctx, issue_flags);
-		node = io_rsrc_node_lookup(&ctx->buf_table, req->buf_index);
-		if (node) {
-			io_req_assign_buf_node(req, node);
-			ret = 0;
-		}
-		io_ring_submit_unlock(ctx, issue_flags);
+		if (!io_find_buf_node(req, issue_flags))
+			ret = -EFAULT;
 	}
 done:
 	if (ret < 0)