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Fri, 13 Nov 2020 13:28:41 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id C072E10002A; Fri, 13 Nov 2020 13:28:40 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag3node2.st.com [10.75.127.8]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id AEA2F254667; Fri, 13 Nov 2020 13:28:40 +0100 (CET) Received: from lmecxl0995.lme.st.com (10.75.127.45) by SFHDAG3NODE2.st.com (10.75.127.8) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 13 Nov 2020 13:28:39 +0100 Subject: Re: [PATCH 1/1] mfd: stmfx: fix dev_err_probe call in stmfx_chip_init To: Lee Jones References: <20201110080400.7207-1-amelie.delaunay@st.com> <20201113100919.GC3718728@dell> From: Amelie DELAUNAY Message-ID: <33150808-aace-b5cd-baeb-f5192373e6ee@st.com> Date: Fri, 13 Nov 2020 13:28:38 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20201113100919.GC3718728@dell> Content-Language: en-US X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG3NODE1.st.com (10.75.127.7) To SFHDAG3NODE2.st.com (10.75.127.8) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312, 18.0.737 definitions=2020-11-13_10:2020-11-13, 2020-11-13 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201113_072848_920094_73A59C95 X-CRM114-Status: GOOD ( 23.88 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Torgue , linux-kernel@vger.kernel.org, Krzysztof Kozlowski , Maxime Coquelin , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 11/13/20 11:09 AM, Lee Jones wrote: > On Tue, 10 Nov 2020, Amelie Delaunay wrote: > >> ret may be 0 so, dev_err_probe should be called only when ret is an error >> code. >> >> Fixes: 41c9c06c491a ("mfd: stmfx: Simplify with dev_err_probe()") >> Signed-off-by: Amelie Delaunay >> --- >> drivers/mfd/stmfx.c | 5 ++--- >> 1 file changed, 2 insertions(+), 3 deletions(-) >> >> diff --git a/drivers/mfd/stmfx.c b/drivers/mfd/stmfx.c >> index 5e680bfdf5c9..360fb4646688 100644 >> --- a/drivers/mfd/stmfx.c >> +++ b/drivers/mfd/stmfx.c >> @@ -329,12 +329,11 @@ static int stmfx_chip_init(struct i2c_client *client) >> >> stmfx->vdd = devm_regulator_get_optional(&client->dev, "vdd"); >> ret = PTR_ERR_OR_ZERO(stmfx->vdd); >> - if (ret == -ENODEV) { >> + if (ret == -ENODEV) >> stmfx->vdd = NULL; >> - } else { >> + else if (ret) >> return dev_err_probe(&client->dev, ret, >> "Failed to get VDD regulator\n"); >> - } > > Probably nicer to keep all of the error handing in one area, like: > > if (ret) { > if (ret == -ENODEV) > stmfx->vdd = NULL; > else > return dev_err_probe(&client->dev, ret, > "Failed to get VDD regulator\n"); > } > > I'll let you make the call though. > Thanks for the review. I agree. Fixed in v2. Regards, Amelie _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel