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 CD97F2C9D; Tue, 18 Jan 2022 02:21:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 125FBC36AE3; Tue, 18 Jan 2022 02:21:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1642472483; bh=Fhv3mi1Mm8uNIIYwqjQOhdSly4zsT0G1KS4gJQ8MreU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Bhi0MQl6T7QsaBu/6e/sw1uhSYYZbGx5h064E+1KuxC3aRHuW5KKiNDm1nUm5h8dB JWExtmN0oPXBrQlK9TmWeSnZK7w0D98VwFVjSe3xjkxpoeI0o/1Np/O/VFrf9oqNRO 9EzcSfNAVz+p4GXvtlt1ptLzfSayrDIwex+mbuqfbw5InH09BWi+r4+lLGUvvIe9+k E9aC21juFq1/S1b2jYIq+IIEe0w0hLt11YwKU3//VD9i1hmcsz/2HYntvyIrZShEIl pC6X6sZxHlLrI/FNFQZM5kNOle7FKLdiMeoRi5b4Ui0zNYPrktnyS9ZM4/U83W7aI/ WqCD47Lk/18Dw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Mauro Carvalho Chehab , Nathan Chancellor , Sasha Levin , mchehab@kernel.org, gregkh@linuxfoundation.org, ndesaulniers@google.com, drv@mailo.com, robert.foss@linaro.org, colin.i.king@googlemail.com, dingxiang@cmss.chinamobile.com, abaci-bugfix@linux.alibaba.com, linux-media@vger.kernel.org, linux-staging@lists.linux.dev, llvm@lists.linux.dev Subject: [PATCH AUTOSEL 5.16 027/217] media: atomisp: handle errors at sh_css_create_isp_params() Date: Mon, 17 Jan 2022 21:16:30 -0500 Message-Id: <20220118021940.1942199-27-sashal@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220118021940.1942199-1-sashal@kernel.org> References: <20220118021940.1942199-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Mauro Carvalho Chehab [ Upstream commit 58043dbf6d1ae9deab4f5aa1e039c70112017682 ] The succ var tracks memory allocation erros on this function. Fix it, in order to stop this W=1 Werror in clang: drivers/staging/media/atomisp/pci/sh_css_params.c:2430:7: error: variable 'succ' set but not used [-Werror,-Wunused-but-set-variable] bool succ = true; ^ Reviewed-by: Nathan Chancellor Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/staging/media/atomisp/pci/sh_css_params.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/staging/media/atomisp/pci/sh_css_params.c b/drivers/staging/media/atomisp/pci/sh_css_params.c index dbd3bfe3d343c..ccc0078795648 100644 --- a/drivers/staging/media/atomisp/pci/sh_css_params.c +++ b/drivers/staging/media/atomisp/pci/sh_css_params.c @@ -2431,7 +2431,7 @@ sh_css_create_isp_params(struct ia_css_stream *stream, unsigned int i; struct sh_css_ddr_address_map *ddr_ptrs; struct sh_css_ddr_address_map_size *ddr_ptrs_size; - int err = 0; + int err; size_t params_size; struct ia_css_isp_parameters *params = kvmalloc(sizeof(struct ia_css_isp_parameters), GFP_KERNEL); @@ -2473,7 +2473,11 @@ sh_css_create_isp_params(struct ia_css_stream *stream, succ &= (ddr_ptrs->macc_tbl != mmgr_NULL); *isp_params_out = params; - return err; + + if (!succ) + return -ENOMEM; + + return 0; } static bool -- 2.34.1