From patchwork Wed Aug 4 02:03:05 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tuo Li X-Patchwork-Id: 492072 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 80686C4338F for ; Wed, 4 Aug 2021 02:03:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5F8E560E78 for ; Wed, 4 Aug 2021 02:03:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234248AbhHDCDz (ORCPT ); Tue, 3 Aug 2021 22:03:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55586 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234126AbhHDCDy (ORCPT ); Tue, 3 Aug 2021 22:03:54 -0400 Received: from mail-pj1-x1036.google.com (mail-pj1-x1036.google.com [IPv6:2607:f8b0:4864:20::1036]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 169D7C06175F; Tue, 3 Aug 2021 19:03:42 -0700 (PDT) Received: by mail-pj1-x1036.google.com with SMTP id m10-20020a17090a34cab0290176b52c60ddso1420423pjf.4; Tue, 03 Aug 2021 19:03:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=9YU5h2Vun8MQkwnTAnfIYkUUTnWKnq1n3xEdd7fVbmg=; b=dI6/sBh1r+4aj3KqmzBSLdxiYCUIK3p6AwJ9P23RNBsthgQN9An/AZxxfQIxKHZhdE fGRhwYMLxeIo5PBya94+i8M4zJZ/SOcZBerZR4ImCUoH5xPCZn9I+mmmSHa7ZG/TlbD6 rRKKm3O8CY5SisVNCT93qaVhbhl8j44NntHgJXA+O6dSxPtBDB04DYAY0mwxQrlbEDwR LJmAuLXXWNlsojtTdtM2+T12+qAF2zXePTImkVTKt5S+Hm2JehM65Y2SsWCV+w/HYP1k k+O+hFqb6AVJwKmFcZA4rx2QakmIYhrlhtI+r/I/rrVyDt95aUyVJbOScfQ4j+27F+Yt sAVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=9YU5h2Vun8MQkwnTAnfIYkUUTnWKnq1n3xEdd7fVbmg=; b=dId2daDgJ3I1ObKZV1rktq+1QcvTZIzgk9BbMua75FgvRw19Y2g8lHNVfSz1MtE0Yr QPqKTS1cdWhj++h17UIrvSHK4mTWDqs3ZaLof+1B9wbV+jRez+5KTQY5aOD8DcIp/ha9 9DLin8Ac0tNUCjKBPqdT+Ugd4XN+LdXT3n+eJh2OwjjEIRz7UexBuk2hEZmoKSAJuT4J Pko0JuQyzDxA1Ze652RTJhFlwtwFNqBFshjd1o6x7Bx7zAgBE1LmyDgChMLL0HbdM5UN 8iPPAjYFdZrYC2xmGvxbn1Ps15yQT5zlX4KLfKpqPkR3e/vQbpIu4zT06M77lN0ui95x UP+g== X-Gm-Message-State: AOAM532YHxAWeVuwV3hOhKu/R4Dq1YcPETOXdkkJY/WfvOTbxySIltkX 6uGOXFx5LHDqbtElUz02aCA= X-Google-Smtp-Source: ABdhPJwKWsjDTBUFLSXtW5FxaACuFxArM+2NsoI2csc8IIkeaWPr2plHaaCG+4okwaoj19CrHWXn7Q== X-Received: by 2002:a17:90a:1348:: with SMTP id y8mr25792949pjf.110.1628042621622; Tue, 03 Aug 2021 19:03:41 -0700 (PDT) Received: from localhost.localdomain ([45.135.186.49]) by smtp.gmail.com with ESMTPSA id z16sm496818pgu.21.2021.08.03.19.03.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Aug 2021 19:03:40 -0700 (PDT) From: Tuo Li To: amitkarwar@gmail.com, ganapathi017@gmail.com, sharvari.harisangam@nxp.com, huxinming820@gmail.com, kvalo@codeaurora.org, davem@davemloft.net, kuba@kernel.org Cc: linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, baijiaju1990@gmail.com, Tuo Li , TOTE Robot Subject: [PATCH] mwifiex: drop redundant null-pointer check in mwifiex_dnld_cmd_to_fw() Date: Tue, 3 Aug 2021 19:03:05 -0700 Message-Id: <20210804020305.29812-1-islituo@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org There is no case in which the variable cmd_node->cmd_skb has no ->data, and thus the variable host_cmd is guaranteed to be not NULL. Therefore, the null-pointer check is redundant and can be dropped. Reported-by: TOTE Robot Signed-off-by: Tuo Li Tested-by: Brian Norris Reviewed-by: Brian Norris --- drivers/net/wireless/marvell/mwifiex/cmdevt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/marvell/mwifiex/cmdevt.c b/drivers/net/wireless/marvell/mwifiex/cmdevt.c index 3a11342a6bde..171a25742600 100644 --- a/drivers/net/wireless/marvell/mwifiex/cmdevt.c +++ b/drivers/net/wireless/marvell/mwifiex/cmdevt.c @@ -187,7 +187,7 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, host_cmd = (struct host_cmd_ds_command *) (cmd_node->cmd_skb->data); /* Sanity test */ - if (host_cmd == NULL || host_cmd->size == 0) { + if (host_cmd->size == 0) { mwifiex_dbg(adapter, ERROR, "DNLD_CMD: host_cmd is null\t" "or cmd size is 0, not sending\n");