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Wed, 20 May 2026 05:22:43 -0700 (PDT) From: Stepan Ionichev To: m32285159@gmail.com Cc: jic23@kernel.org, tomasz.duszynski@octakon.com, dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Stepan Ionichev Subject: Re: [PATCH v4] iio: chemical: sps30: Replace manual locking with RAII locking Date: Wed, 20 May 2026 17:22:29 +0500 Message-Id: <20260520122229.15326-1-sozdayvek@gmail.com> X-Mailer: git-send-email 2.33.0.windows.2 In-Reply-To: <20260519212602.30541-1-m32285159@gmail.com> References: <20260519212602.30541-1-m32285159@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The hunk in sps30_read_raw() adds an empty line before "default:" in the switch, which is unrelated to the RAII conversion and probably worth dropping. Also, moving guard(mutex) into sps30_do_meas() changes its contract: previously callers had to hold state->lock around the call, now the function takes it itself. A line in the commit log would help future readers avoid the obvious "I'll just wrap it in mutex_lock()" pitfall. Stepan