From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 239E5C433EF for ; Tue, 2 Nov 2021 19:06:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 061B160E90 for ; Tue, 2 Nov 2021 19:06:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230336AbhKBTJS (ORCPT ); Tue, 2 Nov 2021 15:09:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229530AbhKBTJP (ORCPT ); Tue, 2 Nov 2021 15:09:15 -0400 Received: from mail-pl1-x631.google.com (mail-pl1-x631.google.com [IPv6:2607:f8b0:4864:20::631]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 88E22C061714; Tue, 2 Nov 2021 12:06:40 -0700 (PDT) Received: by mail-pl1-x631.google.com with SMTP id t21so310883plr.6; Tue, 02 Nov 2021 12:06:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=KD6yB5psvZNrJnnHTB8Jxphyebs9ahRXN64rb6cr51A=; b=HJWwEhabXC10M7O+A1xQJMQsh+3Jxu0e1iR7fUjKKlzaayM2xzBaKpVM+MHVWJHGkT Z0DF/GXs5mWdO2m7g6qgjx06kCJU1RJBooTGX20QURzxHEIfof6o3o84fAdDh2Sw12bX bF4+KAwxh7jKYzHAsB79/A9SEXSzO7olgFA/QCeLsyGOfngFmsPgbxbz2rs/gVSt8ytb TIn64ENZ7gaMJBEEIaSOZUc7+GWC9QJemYT5wrIoSotqdV2nnR429/o+5cH3/1lg2DPu 1/LnFPJx1e1FNYlnG4jMDnh+/NRWon3ofvXAtubZXBy9DzUJU3grQmyB/S1CMqXalNhl PwoQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=KD6yB5psvZNrJnnHTB8Jxphyebs9ahRXN64rb6cr51A=; b=RtFjJ8kdIJxclRKY6PQgbB6w9yVsbkV6LkU2NNsa01Od7fKh6nX7MpUl7lnDDo7v9W EjxFRR34L6eabMEfEtnO2QaP9B1WFjLc7L32tuFiu0XaI6UCydEyL4qlXBYUxxv8/MuE hZCG/VVkmiJGfZOy0ceVpSo8HuZZovvm/nUQ6wwFLicFaApaANXZOrXdcut8Dgej4VJq IFRq4JiNTlVw2oJ9zb80yRyk5oelZHtXtgewxXXIaoo+wxcdOTa5VpjYfOp2+ZCq9YR5 7YcbLWS3kRtaTXqYJyFkwG/z1CMKeNJHrBDiy5LMOg1XHh0v5/p7qNAL0wHG+IVPOqZ8 gc3Q== X-Gm-Message-State: AOAM532EhIMpTIi6JP5qh0n9oQLX8c0zrhYoXTV8QxyhLjLOpJxpb3wa a2PeOq81ktExTx0L6pqwqLNBydl56XM= X-Google-Smtp-Source: ABdhPJyK7xTvKQ7AKN67iFH+Skn5u9PtC9bWkqglamnr9Y/uUq71uYmwvwjrGtuABNaT1hWI7Ths0A== X-Received: by 2002:a17:90a:800a:: with SMTP id b10mr9040101pjn.162.1635879999813; Tue, 02 Nov 2021 12:06:39 -0700 (PDT) Received: from localhost.localdomain ([171.224.180.34]) by smtp.gmail.com with ESMTPSA id on13sm3491528pjb.23.2021.11.02.12.06.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Nov 2021 12:06:39 -0700 (PDT) From: Nghia Le To: axboe@kernel.dk, asml.silence@gmail.com Cc: Nghia Le , io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, lukas.bulwahn@gmail.com Subject: [PATCH] io_uring: remove redundant assignment to ret in io_register_iowq_max_workers() Date: Wed, 3 Nov 2021 02:05:21 +0700 Message-Id: <20211102190521.28291-1-nghialm78@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org After the assignment, only exit path with label 'err' uses ret as return value. However,before exiting through this path with label 'err', ret is assigned with the return value of io_wq_max_workers(). Hence, the initial assignment is redundant and can be removed. Signed-off-by: Nghia Le --- fs/io_uring.c | 1 - 1 file changed, 1 deletion(-) diff --git a/fs/io_uring.c b/fs/io_uring.c index acc05ff3aa19..d18f1f46ca83 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -10800,7 +10800,6 @@ static __cold int io_register_iowq_max_workers(struct io_ring_ctx *ctx, memcpy(ctx->iowq_limits, new_count, sizeof(new_count)); ctx->iowq_limits_set = true; - ret = -EINVAL; if (tctx && tctx->io_wq) { ret = io_wq_max_workers(tctx->io_wq, new_count); if (ret) -- 2.25.1