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([2001:818:ea8e:7f00:2575:914:eedd:620e]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-441b2b28082sm80741045e9.34.2025.05.02.00.40.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 May 2025 00:40:46 -0700 (PDT) Message-ID: <08e6b769888a11bcf9b3faa45d97b1a16a413a0b.camel@gmail.com> Subject: Re: [PATCH v2] mux: adgs1408: fix Wvoid-pointer-to-enum-cast warning From: Nuno =?ISO-8859-1?Q?S=E1?= To: Krzysztof Kozlowski , Mircea Caprioru , Peter Rosin , linux-kernel@vger.kernel.org Date: Fri, 02 May 2025 08:40:52 +0100 In-Reply-To: <20250501181819.164207-2-krzysztof.kozlowski@linaro.org> References: <20250501181819.164207-2-krzysztof.kozlowski@linaro.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Thu, 2025-05-01 at 20:18 +0200, Krzysztof Kozlowski wrote: > 'chip_id' is an enum, thus cast of pointer on 64-bit compile test with > W=3D1 causes: >=20 > =C2=A0 adgs1408.c:63:12: error: cast to smaller integer type 'enum > adgs1408_chip_id' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cas= t] >=20 > Signed-off-by: Krzysztof Kozlowski >=20 > --- >=20 Reviewed-by: Nuno S=C3=A1 > Changes in v2: > 1. Use kernel_ulong_t instead of uintptr_t > 2. Rebase >=20 > Patch from 2023: > Link: > https://lore.kernel.org/r/20230810095822.123181-1-krzysztof.kozlowski@lin= aro.org > --- > =C2=A0drivers/mux/adgs1408.c | 2 +- > =C2=A01 file changed, 1 insertion(+), 1 deletion(-) >=20 > diff --git a/drivers/mux/adgs1408.c b/drivers/mux/adgs1408.c > index 5386cfedcb06..5eaf07d09ac9 100644 > --- a/drivers/mux/adgs1408.c > +++ b/drivers/mux/adgs1408.c > @@ -59,7 +59,7 @@ static int adgs1408_probe(struct spi_device *spi) > =C2=A0 s32 idle_state; > =C2=A0 int ret; > =C2=A0 > - chip_id =3D (enum adgs1408_chip_id)spi_get_device_match_data(spi); > + chip_id =3D (kernel_ulong_t)spi_get_device_match_data(spi); > =C2=A0 > =C2=A0 mux_chip =3D devm_mux_chip_alloc(dev, 1, 0); > =C2=A0 if (IS_ERR(mux_chip))