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[79.52.107.152]) by smtp.gmail.com with ESMTPSA id q4sm473229edv.24.2021.06.02.12.23.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Jun 2021 12:23:20 -0700 (PDT) From: "Fabio M. De Francesco" To: mchehab@kernel.org, linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Zheng Yongjun Cc: sakari.ailus@linux.intel.com, gregkh@linuxfoundation.org, Zheng Yongjun Subject: Re: [PATCH v2 -next] media: atomisp: Remove unneeded if-null-free check Date: Wed, 02 Jun 2021 21:23:18 +0200 Message-ID: <3753626.ARhKoE1mID@linux.local> In-Reply-To: <20210602014547.4135423-1-zhengyongjun3@huawei.com> References: <20210602014547.4135423-1-zhengyongjun3@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="ISO-8859-1" Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org On Wednesday, June 2, 2021 3:45:47 AM CEST Zheng Yongjun wrote: > Eliminate the following coccicheck warning: > > drivers/staging/media/atomisp/pci/sh_css_firmware.c:367:4-10: WARNING: > NULL check before some freeing functions is not needed. > drivers/staging/media/atomisp/pci/sh_css_firmware.c:369:4-10: WARNING: > NULL check before some freeing functions is not needed. > > Signed-off-by: Zheng Yongjun > --- > drivers/staging/media/atomisp/pci/sh_css_firmware.c | 6 ++---- > 1 file changed, 2 insertions(+), 4 deletions(-) > This warning has already been fixed on May 27th (with the only exception of the removal of the unneeded cast): [PATCH] staging: media: atomisp: pci: Remove checks before kfree/kvfree https://lore.kernel.org/lkml/20210527193922.25225-1-fmdefrancesco@gmail.com/ Fabio > > diff --git a/drivers/staging/media/atomisp/pci/sh_css_firmware.c > b/drivers/staging/media/atomisp/pci/sh_css_firmware.c index f4ce8ace9d50..5301cc014c7e > 100644 > --- a/drivers/staging/media/atomisp/pci/sh_css_firmware.c > +++ b/drivers/staging/media/atomisp/pci/sh_css_firmware.c > @@ -363,10 +363,8 @@ void sh_css_unload_firmware(void) > unsigned int i = 0; > > for (i = 0; i < sh_css_num_binaries; i++) { > - if (fw_minibuffer[i].name) > - kfree((void *)fw_minibuffer[i].name); > - if (fw_minibuffer[i].buffer) > - kvfree(fw_minibuffer[i].buffer); > + kfree((void *)fw_minibuffer[i].name); > + kvfree(fw_minibuffer[i].buffer); > } > kfree(fw_minibuffer); > fw_minibuffer = NULL;