From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2365A134B3 for ; Mon, 26 Jun 2023 18:21:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 91934C433CB; Mon, 26 Jun 2023 18:21:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1687803679; bh=kFmtX6/BnYsyS+GMNpB+ypvggE5ebgj3PSPYRGPJSxw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=olMJT4+av+9BxfOaXE/8gZMgJSgCqAI285HKIIhAvR49+EgGG72bfX4tFHEAjsc4D mbo+MlnhWp4EXmIX7nNW9Pubr4/wqMA6D91JE7hTX0Y4giqGy6DchdT362dEm6iHyt 1JhjSwhdu9ELo6SepTYRIAvxgjPyGEAKCLxIhQiQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, kernel test robot , Christoph Hellwig , Jens Axboe , Sasha Levin Subject: [PATCH 6.3 140/199] io_uring/net: use the correct msghdr union member in io_sendmsg_copy_hdr Date: Mon, 26 Jun 2023 20:10:46 +0200 Message-ID: <20230626180811.747680456@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230626180805.643662628@linuxfoundation.org> References: <20230626180805.643662628@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Jens Axboe [ Upstream commit 26fed83653d0154704cadb7afc418f315c7ac1f0 ] Rather than assign the user pointer to msghdr->msg_control, assign it to msghdr->msg_control_user to make sparse happy. They are in a union so the end result is the same, but let's avoid new sparse warnings and squash this one. Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202306210654.mDMcyMuB-lkp@intel.com/ Fixes: cac9e4418f4c ("io_uring/net: save msghdr->msg_control for retries") Reviewed-by: Christoph Hellwig Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin --- io_uring/net.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/io_uring/net.c b/io_uring/net.c index 49dc43d1d9fd5..2cf671cef0b61 100644 --- a/io_uring/net.c +++ b/io_uring/net.c @@ -203,7 +203,7 @@ static int io_sendmsg_copy_hdr(struct io_kiocb *req, ret = sendmsg_copy_msghdr(&iomsg->msg, sr->umsg, sr->msg_flags, &iomsg->free_iov); /* save msg_control as sys_sendmsg() overwrites it */ - sr->msg_control = iomsg->msg.msg_control; + sr->msg_control = iomsg->msg.msg_control_user; return ret; } @@ -302,7 +302,7 @@ int io_sendmsg(struct io_kiocb *req, unsigned int issue_flags) if (req_has_async_data(req)) { kmsg = req->async_data; - kmsg->msg.msg_control = sr->msg_control; + kmsg->msg.msg_control_user = sr->msg_control; } else { ret = io_sendmsg_copy_hdr(req, &iomsg); if (ret) -- 2.39.2