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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3095AC4332F for ; Mon, 14 Nov 2022 02:14:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235640AbiKNCOi (ORCPT ); Sun, 13 Nov 2022 21:14:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35188 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235462AbiKNCOf (ORCPT ); Sun, 13 Nov 2022 21:14:35 -0500 Received: from mail-pf1-x429.google.com (mail-pf1-x429.google.com [IPv6:2607:f8b0:4864:20::429]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 911FAF037 for ; Sun, 13 Nov 2022 18:14:34 -0800 (PST) Received: by mail-pf1-x429.google.com with SMTP id y13so9757633pfp.7 for ; Sun, 13 Nov 2022 18:14:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Wwe/CGewB3ONcgBOsjiiofH3aqvCPDJMHiAaI9g1bPo=; b=QfydQIAZ7OUfGESB844uyKVezkoPzk9pGxEJSJeEcF8MzBqpkORyurGqSnjKDgGloJ 8acIS/W4obb/bmXsTuOdcBsJkfSES3o5VE8dBxYme+m3Ec18b6rW+1z+jmfemrfPC6NG g3VDmOxpG83xrOI5cot7fgFOFlAtcg1wEl06M= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Wwe/CGewB3ONcgBOsjiiofH3aqvCPDJMHiAaI9g1bPo=; b=DSiCSA0BVOukP2Wua+nSVdw6NevclBCI822Aztnr9gap425voTKc1YAULoweCkrrfZ B86GWwkCL1t3Iai+D+W0KbNKZ1xVCTojyWwmp3wyKB1VKnPiGVoalgi/Z2ly5PAapLJD ZL6prAMyAXfAbFUlr2zHABh3+lexh97J7TUKSoZ1KaMWgINe5ywCP4Y44GO8WT5rz1zS EH8vQ7J3hY3KlZkjEWkXLXDBd+yGUtxPPXj9CNcCwYx0kM9OhUK+EO49bi7OGSfYuyZV ExBRGn5k6SzKma5m07/x6wvN6cP4iYEniiL8ymhNEGzxLgDqCXGg2ffJIsGEaemPGh4U R/gQ== X-Gm-Message-State: ANoB5plV8dwei4kqzgkvxJIoNq0Kzy0al88wC1jQ474ELVbHgMmU517X peokrBmbFJKko9ROkajiY56LSw== X-Google-Smtp-Source: AA0mqf7AbZHqarqTcstWVSy2kvTab7yPcO0uhz/YyOOrJfvuuk4D/Hz987snCA+m7ZxIXS6VIDXjnA== X-Received: by 2002:a05:6a00:10c8:b0:562:3acc:7a63 with SMTP id d8-20020a056a0010c800b005623acc7a63mr11978799pfu.51.1668392074077; Sun, 13 Nov 2022 18:14:34 -0800 (PST) Received: from tigerii.tok.corp.google.com ([2401:fa00:8f:203:add6:3280:f7d1:25fc]) by smtp.gmail.com with ESMTPSA id l12-20020a170903244c00b0017f592a7eccsm5868740pls.298.2022.11.13.18.14.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 13 Nov 2022 18:14:33 -0800 (PST) From: Sergey Senozhatsky To: Andrew Morton Cc: Minchan Kim , Nitin Gupta , Suleiman Souhlal , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Sergey Senozhatsky , coverity-bot Subject: [PATCH] zram: explicitly limit prio_max for static analyzers Date: Mon, 14 Nov 2022 11:14:20 +0900 Message-Id: <20221114021420.4060601-1-senozhatsky@chromium.org> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog In-Reply-To: <20221109115047.2921851-5-senozhatsky@chromium.org> References: <20221109115047.2921851-5-senozhatsky@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Reported-by: coverity-bot Signed-off-by: Sergey Senozhatsky --- drivers/block/zram/zram_drv.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 9d33801e8ba8..e67a124f2e88 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1706,6 +1706,7 @@ static int zram_recompress(struct zram *zram, u32 index, struct page *page, * Iterate the secondary comp algorithms list (in order of priority) * and try to recompress the page. */ + prio_max = min(prio_max, ZRAM_MAX_COMPS); for (; prio < prio_max; prio++) { if (!zram->comps[prio]) continue; -- 2.38.1.431.g37b22c650d-goog