From: Christoph Hellwig <hch@lst.de>
Date: Fri, 6 May 2022 06:00:16 +0000 (+0200)
Subject: simplify io_uring_cmd_prep_async
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=76c46c74030b73d0ed110db421d6c2d101d38b51;p=users%2Fhch%2Fblock.git

simplify io_uring_cmd_prep_async

a variable length array has size 0, so no need for the complex
expression.
---

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 646cc1497e12..86e1af89b5cb 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -4946,8 +4946,7 @@ static int io_uring_cmd_prep_async(struct io_kiocb *req)
 {
 	struct io_uring_cmd *ioucmd = &req->uring_cmd;
 	struct io_ring_ctx *ctx = req->ctx;
-	size_t cmd_size = sizeof(struct io_uring_sqe) -
-				offsetof(struct io_uring_sqe, cmd);
+	size_t cmd_size = sizeof(struct io_uring_sqe);
 
 	if (ctx->flags & IORING_SETUP_SQE128)
 		cmd_size += sizeof(struct io_uring_sqe);