linux-kernel - Re: [PATCH] iio: pressure: hsc030pa: Fix i2c

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Message-ID: <aXuCnM1CWJtGGa4W@smile.fi.intel.com>
Date: Thu, 29 Jan 2026 17:54:04 +0200
From: Andy Shevchenko <andriy.shevchenko@...el.com>
To: Antoniu Miclaus <antoniu.miclaus@...log.com>
Cc: Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>,
	Petre Rodan <petre.rodan@...dimension.ro>,
	Manuel Stahl <manuel.stahl@....fraunhofer.de>,
	Lars-Peter Clausen <lars@...afoo.de>, linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] iio: pressure: hsc030pa: Fix i2c_transfer return value
 check

On Thu, Jan 29, 2026 at 05:01:46PM +0200, Antoniu Miclaus wrote:
> The i2c_transfer() function returns the number of messages
> successfully transferred. The function sends 1 message but checks
> for ret == 2, which can never be true. This causes the function to
> always return an error (1) instead of success (0).
> 
> Fix the check to compare against the actual number of messages sent.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@...el.com>

-- 
With Best Regards,
Andy Shevchenko