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 DED2E2D739D; Tue, 17 Mar 2026 17:26:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773768373; cv=none; b=n4rhw3/Vbbn7vVH2K3sB2Dc6RP7CFLSwhW4j0StdElC0zeVzhOTtUeNw7jius4gktcCPrzDUGEWc90ZW1Qcf+oDiIl2ehpXYGv57s7gLjkXOwMx01ROecK6ypaY+TXzDvmdCA4x2rtFHrzmyX42Of0GCzuTchVkMpcIbK5P3iow= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773768373; c=relaxed/simple; bh=R3H/QbZoKf3SFCe/Huygzks2gBQqAho9/rGuQPxc6/E=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ol6ayqk4/t31KWH7XoTVSoP2825E4PAGgmpxnxeWtK7yXcBdByD16AZhWg2ei9yfgIaiOKxpwB/dmkDcbfBhpONcVAiLGz6MINvXTOW9ZPrWEMsXEdI8pHt2kIJEeNZL5DrHSlcM1YaslQei1jfqGGoYuRIatsARBVIWM/ba1Tw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=FguOhAz7; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="FguOhAz7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1D017C4CEF7; Tue, 17 Mar 2026 17:26:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1773768373; bh=R3H/QbZoKf3SFCe/Huygzks2gBQqAho9/rGuQPxc6/E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FguOhAz7e7OngXSCYU8g7bVUkgWDgeUMzd6xOLsizwk3aIz4fXCpSRVY9Bl5Sq09G q//B1XTe8YYZTG5Vzl+NCMu5fvc2wRh136AfA4FqMdblah6JAS3RFuVcfmMspnDhGI ws48L0TPICNDqIBCuFAhNin8rLNmjaPFcxLT8Yes= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Antoniu Miclaus , Tomasz Duszynski , Andy Shevchenko , Stable@vger.kernel.org, Jonathan Cameron Subject: [PATCH 6.18 295/333] iio: chemical: sps30_i2c: fix buffer size in sps30_i2c_read_meas() Date: Tue, 17 Mar 2026 17:35:24 +0100 Message-ID: <20260317163010.333258254@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260317162959.345812316@linuxfoundation.org> References: <20260317162959.345812316@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Antoniu Miclaus commit 216345f98cae7fcc84f49728c67478ac00321c87 upstream. 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 Cc: Signed-off-by: Jonathan Cameron Signed-off-by: Greg Kroah-Hartman --- drivers/iio/chemical/sps30_i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- 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 sp if (!sps30_i2c_meas_ready(state)) return -ETIMEDOUT; - return sps30_i2c_command(state, SPS30_I2C_READ_MEAS, NULL, 0, meas, sizeof(num) * num); + return sps30_i2c_command(state, SPS30_I2C_READ_MEAS, NULL, 0, meas, sizeof(*meas) * num); } static int sps30_i2c_clean_fan(struct sps30_state *state)