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d="scan'208,223";a="482467569" Received: from rcdn-l-core-04.cisco.com ([173.37.255.141]) by rcdn-iport-9.cisco.com with ESMTP/TLS/TLS_AES_256_GCM_SHA384; 19 May 2026 16:52:05 +0000 Received: from [127.0.1.1] (vxr-slurm-252.cisco.com [172.26.228.175]) by rcdn-l-core-04.cisco.com (Postfix) with ESMTP id 4813518000193; Tue, 19 May 2026 16:52:05 +0000 (GMT) Content-Type: multipart/mixed; boundary="===============7072976810522956900==" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Nishanth Sampath Kumar To: Mark Brown Cc: lkp@intel.com, linux-kernel@vger.kernel.org, oe-kbuild-all@lists.linux.dev, nissampa@cisco.com Subject: [PATCH] regmap-i2c: fix sparse warning in regmap_smbus_word_write_reg16 In-Reply-To: <202605161621.mY5zFh4D-lkp@intel.com> References: <202605161621.mY5zFh4D-lkp@intel.com> Message-Id: <20260519165205.4813518000193@rcdn-l-core-04.cisco.com> Date: Tue, 19 May 2026 16:52:05 +0000 (GMT) X-Outbound-Client-TLS: NONE;vxr-slurm-252.cisco.com [172.26.228.175] X-Outbound-SMTP-Client: 172.26.228.175, vxr-slurm-252.cisco.com X-Outbound-Node: rcdn-l-core-04.cisco.com --===============7072976810522956900== MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From 12085a8445d18202a59e3558118f74db32673b17 Mon Sep 17 00:00:00 2001 From: Nishanth Sampath Kumar Date: Tue, 19 May 2026 09:41:53 -0700 Subject: [PATCH] regmap-i2c: fix sparse warning in regmap_smbus_word_write_reg16 i2c_smbus_write_word_data() expects a plain u16, but cpu_to_le16() returns __le16 (a sparse-restricted endian type), causing: drivers/base/regmap/regmap-i2c.c:340: sparse: incorrect type in argument 3 (different base types) expected unsigned short [usertype] value got restricted __le16 [usertype] SMBus already defines byte ordering internally, so cpu_to_le16() is wrong here. Replace it with a plain (u16) cast. Fixes: bad4bd28abf4 ("regmap-i2c: add SMBus byte/word reg16 bus for adapter= s lacking I2C_FUNC_I2C") Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202605161621.mY5zFh4D-lkp@int= el.com/ Signed-off-by: Nishanth Sampath Kumar --- drivers/base/regmap/regmap-i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/base/regmap/regmap-i2c.c b/drivers/base/regmap/regmap-= i2c.c index 31e30dfced19..9102d8b20896 100644 --- a/drivers/base/regmap/regmap-i2c.c +++ b/drivers/base/regmap/regmap-i2c.c @@ -337,7 +337,7 @@ static int regmap_smbus_word_write_reg16(void *context,= const void *data, val =3D ((u8 *)data)[2]; =20 return i2c_smbus_write_word_data(i2c, addr_hi, - cpu_to_le16(((u16)val << 8) | addr_lo)); + (u16)(((u16)val << 8) | addr_lo)); } =20 static const struct regmap_bus regmap_smbus_byte_word_reg16 =3D { --=20 2.25.1 --===============7072976810522956900==--