From nobody Thu Apr 2 18:53:49 2026 Received: from mx0a-00128a01.pphosted.com (mx0a-00128a01.pphosted.com [148.163.135.77]) (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 D29E93D3B3; Thu, 12 Feb 2026 12:46:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.135.77 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770900402; cv=none; b=Bx3dPCGyCR7noXIAympPIWeE9Z6rjNJgnNB4cLmS4Dr3Wgq8o1TIZNKtPQiemPkk35u3kY7Pv3QobsMs3h5V0oVpJfwhiq+9OjP3IUYbNZ0hxXc7sOwSWrF53d1vCWfFzi0sK/BKg8PBYVO85eNFr1me/UhSvtCuSbNU9EeaD6s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770900402; c=relaxed/simple; bh=OZ/1ERdJ0fKvV2ivV8e4dPvCaH4+Tzu6kQ/PNIu/RxY=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=NsaKZJnjaj383lDzfZu81SRb5dEw3RFte+gigf6tql4NUfQUt0wmWfsuOw1S4KlnIJq68PdMjk93MtlOEqrV9aMRPTFVeTewmD+y9j/YuW1TjZ7g/PcCblQ2dFCP5Gk161pT0r5zyDu67b0JXmXe74lrqqln+HBbbYhvunk2VME= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=analog.com; spf=pass smtp.mailfrom=analog.com; dkim=pass (2048-bit key) header.d=analog.com header.i=@analog.com header.b=FLs5u0kw; arc=none smtp.client-ip=148.163.135.77 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=analog.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=analog.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=analog.com header.i=@analog.com header.b="FLs5u0kw" Received: from pps.filterd (m0516787.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 61C5x9Ue3223275; Thu, 12 Feb 2026 07:46:34 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=analog.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=DKIM; bh=r7iyv 6/9xiC+a8G3HJk5Ak0+nlcm+H4ZobXX9N53Yw8=; b=FLs5u0kwo97rXHPiu472s F0GxpbNwg1ab+deszxYEC0gZcVYzIhdtIS2ERVXcFwU0biEgR4weqeeplA3Zze7O 3FkyjWXHRW4ozYtMkgN/EBvWXKerjRC3mAJ51AGCu97Lf/6TTAWu36IVImTAoVwG SZSiarrOwn2AKVEmw9h8tK9NKViDUFDjXrSJX/vabti+AGcVpuBk2Ijf1aV0drjj Sz2nJdiUWY75gstozZvcpg7M0W4st5kd9O+iVGa1zXQWnuBJ8UyJMy8AjMCWNAYp L73mzho6pWWtvb7GxyUciGrPiu9/buciFBf8mUfOPQwNW9fI3tKoJBzLycJGY7f3 A== Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com (PPS) with ESMTPS id 4c8crwfb2g-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 12 Feb 2026 07:46:34 -0500 (EST) Received: from ASHBMBX8.ad.analog.com (ASHBMBX8.ad.analog.com [10.64.17.5]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 61CCkXNK014033 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 12 Feb 2026 07:46:33 -0500 Received: from ASHBCASHYB4.ad.analog.com (10.64.17.132) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.37; Thu, 12 Feb 2026 07:46:33 -0500 Received: from ASHBMBX9.ad.analog.com (10.64.17.10) by ASHBCASHYB4.ad.analog.com (10.64.17.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.37; Thu, 12 Feb 2026 07:46:32 -0500 Received: from zeus.spd.analog.com (10.66.68.11) by ashbmbx9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server id 15.2.1748.37 via Frontend Transport; Thu, 12 Feb 2026 07:46:32 -0500 Received: from HYB-b1tGeUj4GP1.ad.analog.com (HYB-b1tGeUj4GP1.ad.analog.com [10.48.65.247]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 61CCkKmT028003; Thu, 12 Feb 2026 07:46:28 -0500 From: Antoniu Miclaus To: Tomasz Duszynski , Jonathan Cameron , David Lechner , =?UTF-8?q?Nuno=20S=C3=A1?= , Andy Shevchenko , , CC: Antoniu Miclaus Subject: [PATCH 1/2] iio: chemical: sps30_i2c: fix buffer size in sps30_i2c_read_meas() Date: Thu, 12 Feb 2026 14:46:07 +0200 Message-ID: <20260212124609.24745-2-antoniu.miclaus@analog.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260212124609.24745-1-antoniu.miclaus@analog.com> References: <20260212124609.24745-1-antoniu.miclaus@analog.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ADIRuleOP-NewSCL: Rule Triggered X-Proofpoint-GUID: CRQx2X0dUYX-NKYiOmSGM8K86aubTp6k X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjEyMDA5NiBTYWx0ZWRfX0Ya7fWCQUQk2 pVLyStU02tg/byUGstczc+BRLMj7efbR3MwGRfeA/2A3AxsbiYs1r5T+J3viiRH/DsLSnzuyyLj BXnUqoFFhDoA00TABeKhwzZcDXv0kW0NHwT2MIK43IlGCdHUyAfmEWhMAEFPUgIVg8Uz7v/W/wI kJLvuLg5JtooBP2B+RyrUPfVp++6cmERqwOtpuOCqgfvHH6ILQ+5zta2sgO+Ui9xZnmztgB+0yr 1zFMAoJUWvUXAcSSqDN9H8sXHm8upomp01vzjFkiwWEtjAZseI9CCbTsKYWxcazqtdodiSUPGme fj001c9MglLBxLWePXtILn7kmRFLU8+8GNUV9bb6nSOrPocFAjM/mRGtVpeQv7ZRkLmuCJwzrZs ULQs5Z0LyjNfZ1IwsmB8h6O9HIMj2oEJYrzIdhhRLWAX9I4qO2L0NKGJ3WpCDtu99AtiZFheYrE jJs9+51dFe/joa/59qQ== X-Authority-Analysis: v=2.4 cv=fPo0HJae c=1 sm=1 tr=0 ts=698dcbaa cx=c_pps a=3WNzaoukacrqR9RwcOSAdA==:117 a=3WNzaoukacrqR9RwcOSAdA==:17 a=HzLeVaNsDn8A:10 a=VkNPw1HP01LnGYTKEx00:22 a=Mpw57Om8IfrbqaoTuvik:22 a=GgsMoib0sEa3-_RKJdDe:22 a=gAnH3GRIAAAA:8 a=jpAYIt_UsUcvgembpXsA:9 X-Proofpoint-ORIG-GUID: CRQx2X0dUYX-NKYiOmSGM8K86aubTp6k X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-12_03,2026-02-12_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 lowpriorityscore=0 suspectscore=0 impostorscore=0 priorityscore=1501 malwarescore=0 adultscore=0 phishscore=0 bulkscore=0 clxscore=1011 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602120096 Content-Type: text/plain; charset="utf-8" sizeof(num) evaluates to sizeof(size_t) (8 bytes on 64-bit) instead of the intended __be32 element size (4 bytes). Use sizeof(*meas) to correctly match the buffer element type. Fixes: 8f3f13085278 ("iio: sps30: separate core and interface specific code= ") Signed-off-by: Antoniu Miclaus Acked-by: Tomasz Duszynski Reviewed-by: Andy Shevchenko --- drivers/iio/chemical/sps30_i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/chemical/sps30_i2c.c b/drivers/iio/chemical/sps30_= i2c.c index f692c089d17b..c92f04990c34 100644 --- a/drivers/iio/chemical/sps30_i2c.c +++ b/drivers/iio/chemical/sps30_i2c.c @@ -171,7 +171,7 @@ static int sps30_i2c_read_meas(struct sps30_state *stat= e, __be32 *meas, size_t n if (!sps30_i2c_meas_ready(state)) return -ETIMEDOUT; =20 - return sps30_i2c_command(state, SPS30_I2C_READ_MEAS, NULL, 0, meas, sizeo= f(num) * num); + return sps30_i2c_command(state, SPS30_I2C_READ_MEAS, NULL, 0, meas, sizeo= f(*meas) * num); } =20 static int sps30_i2c_clean_fan(struct sps30_state *state) --=20 2.43.0 From nobody Thu Apr 2 18:53:49 2026 Received: from mx0a-00128a01.pphosted.com (mx0a-00128a01.pphosted.com [148.163.135.77]) (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 AD90D3570A3; Thu, 12 Feb 2026 12:46:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.135.77 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770900402; cv=none; b=qpq1cfwR16rwnpzTGgwZ+iwMkJ/6ICVuG8TZTEmWLpwFEpr7s5iocUQWnv169M38Pee7kZxnaypfgCiSQQVfVJcVLLVN8VgitcvJvH0WPHjx6IY1J3YnvGQG9Ff1xOVCLxxWVth5cpeyHtvdhyIM5Jaga2CL/TJlgpaD+A34FZA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770900402; c=relaxed/simple; bh=O6448uk3StCb+Zt3OXOYapsWzwKSisS1QDXgdOMrFFs=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=SmiH+FaasM6GWlDOrUSLZWZkGYm5nJrh6p6z3B+uymreZy1KfHvYPUOEu8LsiEtSngtTr4U4jReyMJBO/0nFljo5nJsHcgB8kTCokCXoRvJRT2dJ+kF0Pl5YEbFOQp9p00F0PFblvtqJwH7pcZFgBHThmi27gR+1zta8bWnFgx0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=analog.com; spf=pass smtp.mailfrom=analog.com; dkim=pass (2048-bit key) header.d=analog.com header.i=@analog.com header.b=Tisb+K7J; arc=none smtp.client-ip=148.163.135.77 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=analog.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=analog.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=analog.com header.i=@analog.com header.b="Tisb+K7J" Received: from pps.filterd (m0167088.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 61CCJY83861524; Thu, 12 Feb 2026 07:46:35 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=analog.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=DKIM; bh=dwjvu baDJoSI210F/kU/XUD8m3NqB0oNfXzD5ZwyoBs=; b=Tisb+K7JZ8mUHFLJQ1WIG llf2S4Hga5lA8dqtuksIIiIPMgf5FnJHzwdNYQy962u8dHLPU75sbDT8PZ4XSclv Q+Mv076mQzYmOyNcwWdR8LnIPCg86pYeLNrz+3G5u12m+FYktzbNQmihN2m0Dg+F zYdiTmPgnA0Igb8P2pzTS4lC/LXo9drDueVLKBnSDGdDZsTgBwzsQDCTXcc8M6cg bRoumCH85dMZdv8cCL/Ri9ehrSPekq64Bb9CvCBYNKbujjbQkurcnJd5DCXAXf2c sADofViriMZkfrzTrvGbprFh62x5uL613dcxPHvru+kotOdDun1LqMqkflOSzgK0 w== Received: from nwd2mta4.analog.com ([137.71.173.58]) by mx0a-00128a01.pphosted.com (PPS) with ESMTPS id 4c8hn2xeh8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 12 Feb 2026 07:46:35 -0500 (EST) Received: from ASHBMBX9.ad.analog.com (ASHBMBX9.ad.analog.com [10.64.17.10]) by nwd2mta4.analog.com (8.14.7/8.14.7) with ESMTP id 61CCkY8t014036 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 12 Feb 2026 07:46:34 -0500 Received: from ASHBCASHYB4.ad.analog.com (10.64.17.132) by ASHBMBX9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.37; Thu, 12 Feb 2026 07:46:34 -0500 Received: from ASHBMBX9.ad.analog.com (10.64.17.10) by ASHBCASHYB4.ad.analog.com (10.64.17.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.37; Thu, 12 Feb 2026 07:46:34 -0500 Received: from zeus.spd.analog.com (10.66.68.11) by ashbmbx9.ad.analog.com (10.64.17.10) with Microsoft SMTP Server id 15.2.1748.37 via Frontend Transport; Thu, 12 Feb 2026 07:46:34 -0500 Received: from HYB-b1tGeUj4GP1.ad.analog.com (HYB-b1tGeUj4GP1.ad.analog.com [10.48.65.247]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 61CCkKmU028003; Thu, 12 Feb 2026 07:46:30 -0500 From: Antoniu Miclaus To: Tomasz Duszynski , Jonathan Cameron , David Lechner , =?UTF-8?q?Nuno=20S=C3=A1?= , Andy Shevchenko , , CC: Antoniu Miclaus Subject: [PATCH 2/2] iio: chemical: sps30_serial: fix buffer size in sps30_serial_read_meas() Date: Thu, 12 Feb 2026 14:46:08 +0200 Message-ID: <20260212124609.24745-3-antoniu.miclaus@analog.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260212124609.24745-1-antoniu.miclaus@analog.com> References: <20260212124609.24745-1-antoniu.miclaus@analog.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ADIRuleOP-NewSCL: Rule Triggered X-Proofpoint-ORIG-GUID: h9-eYO7Elg5Md9t5JESMj35niqlYojZE X-Authority-Analysis: v=2.4 cv=AdC83nXG c=1 sm=1 tr=0 ts=698dcbab cx=c_pps a=3WNzaoukacrqR9RwcOSAdA==:117 a=3WNzaoukacrqR9RwcOSAdA==:17 a=HzLeVaNsDn8A:10 a=VkNPw1HP01LnGYTKEx00:22 a=Mpw57Om8IfrbqaoTuvik:22 a=GgsMoib0sEa3-_RKJdDe:22 a=gAnH3GRIAAAA:8 a=YFdKGvmGAyMV0UaXN6oA:9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjEyMDA5NiBTYWx0ZWRfX7ORcdKyYDrrB bw3F5qK3usLTlIUpOOY7SsQ/Gg86d0cmc7IQs5bx5Ela3OGKUm5l4gWjHXptO+n2yPqoYu+vrDg 9Rh8F8gK3EBhEXXwStKG4tTGKJ3qwolXdot6fjflKwsNAMKXb4JmAPIysn7xhaTE/PTFSD+2fZT TSgON3pLEPmI4p1rv8paTo8aFqkC8SzP5/4zYVs7LdIvVmaSYeDKqfriz2VRLD8stUwq4+DNqVW VU43AZev8e9Lu1MDtIbeQ+vYIkZmvM0k0wqO9qz05HgPIhmS95kIgBxStH9abqt1ZRaDEH8kmsT TyVcttQ12Y3kY1YY2vM6LRbMmkhe68dQmXGqV/CkNWJsCd5Nc+hC1gb/1F4CJi9wGoTSILRo3XA lGGmxixBiguDg9KADLdS/bgAQLsdVHlIzddGPn34jsL/0IN2/aA3O52Vwlzc5bbdfnNIEbmOZeU bTuBUkrfZVN1waj9dlA== X-Proofpoint-GUID: h9-eYO7Elg5Md9t5JESMj35niqlYojZE X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-12_03,2026-02-12_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 clxscore=1011 lowpriorityscore=0 bulkscore=0 malwarescore=0 phishscore=0 adultscore=0 spamscore=0 priorityscore=1501 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602120096 Content-Type: text/plain; charset="utf-8" sizeof(num) evaluates to sizeof(size_t) which is 8 bytes on 64-bit, but the buffer elements are only 4 bytes. The same function already uses sizeof(*meas) on line 312, making the mismatch evident. Use sizeof(*meas) consistently. Fixes: b2e171f5a5c6 ("iio: sps30: add support for serial interface") Signed-off-by: Antoniu Miclaus Acked-by: Tomasz Duszynski Reviewed-by: Andy Shevchenko --- drivers/iio/chemical/sps30_serial.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/chemical/sps30_serial.c b/drivers/iio/chemical/sps= 30_serial.c index 008bc88590f3..a5e6bc08d5fd 100644 --- a/drivers/iio/chemical/sps30_serial.c +++ b/drivers/iio/chemical/sps30_serial.c @@ -303,7 +303,7 @@ static int sps30_serial_read_meas(struct sps30_state *s= tate, __be32 *meas, size_ if (msleep_interruptible(1000)) return -EINTR; =20 - ret =3D sps30_serial_command(state, SPS30_SERIAL_READ_MEAS, NULL, 0, meas= , num * sizeof(num)); + ret =3D sps30_serial_command(state, SPS30_SERIAL_READ_MEAS, NULL, 0, meas= , num * sizeof(*meas)); if (ret < 0) return ret; /* if measurements aren't ready sensor returns empty frame */ --=20 2.43.0