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Wed, 03 Dec 2025 11:19:45 -0800 (PST) From: Kurt Borja Date: Wed, 03 Dec 2025 14:18:18 -0500 Subject: [PATCH RFC 4/6] iio: light: vcnl4000: Use cleanup.h for IIO locks Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251203-lock-impr-v1-4-b4a1fd639423@gmail.com> References: <20251203-lock-impr-v1-0-b4a1fd639423@gmail.com> In-Reply-To: <20251203-lock-impr-v1-0-b4a1fd639423@gmail.com> To: Andy Shevchenko , Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Benson Leung , Antoniu Miclaus , Gwendal Grignou , Shrikant Raskar , Per-Daniel Olsson Cc: David Lechner , =?utf-8?q?Nuno_S=C3=A1?= , Andy Shevchenko , Guenter Roeck , Jonathan Cameron , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, chrome-platform@lists.linux.dev, Kurt Borja X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1735; i=kuurtb@gmail.com; h=from:subject:message-id; bh=ucvYi/fPnZwmSrVe8f+rF/TKmEyH9GUn56ivSGU8fjY=; b=owGbwMvMwCUmluBs8WX+lTTG02pJDJkGva72pnZq05I+sjGcXON864Fc5oxsptcTKzWTLX4f3 bdA5WNbRykLgxgXg6yYIkt7wqJvj6Ly3vodCL0PM4eVCWQIAxenAEyk4AAjw/MCfY695/fWnr/+ Zhv7NDHvSuMgW+PPl2b7Rfn4nKqMVWBkeCpgEyckpW5Wuj6dWyv2kPFtma+qqceYOn6eF6l/Ufi dCQA= X-Developer-Key: i=kuurtb@gmail.com; a=openpgp; fpr=54D3BE170AEF777983C3C63B57E3B6585920A69A Use ACQUIRE() for iio_device_claim_direct(). Signed-off-by: Kurt Borja --- drivers/iio/light/vcnl4000.c | 24 ++++++++---------------- 1 file changed, 8 insertions(+), 16 deletions(-) diff --git a/drivers/iio/light/vcnl4000.c b/drivers/iio/light/vcnl4000.c index 4dbb2294a843..55e5060ce337 100644 --- a/drivers/iio/light/vcnl4000.c +++ b/drivers/iio/light/vcnl4000.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include @@ -1148,36 +1149,27 @@ static int vcnl4010_write_raw(struct iio_dev *indio_dev, struct iio_chan_spec const *chan, int val, int val2, long mask) { - int ret; struct vcnl4000_data *data = iio_priv(indio_dev); - if (!iio_device_claim_direct(indio_dev)) + ACQUIRE(iio_device_claim_direct, busy)(indio_dev); + if (ACQUIRE_ERR(iio_device_claim_direct, &busy)) return -EBUSY; /* Protect against event capture. */ - if (vcnl4010_is_in_periodic_mode(data)) { - ret = -EBUSY; - goto end; - } + if (vcnl4010_is_in_periodic_mode(data)) + return -EBUSY; switch (mask) { case IIO_CHAN_INFO_SAMP_FREQ: switch (chan->type) { case IIO_PROXIMITY: - ret = vcnl4010_write_proxy_samp_freq(data, val, val2); - goto end; + return vcnl4010_write_proxy_samp_freq(data, val, val2); default: - ret = -EINVAL; - goto end; + return -EINVAL; } default: - ret = -EINVAL; - goto end; + return -EINVAL; } - -end: - iio_device_release_direct(indio_dev); - return ret; } static int vcnl4010_read_event(struct iio_dev *indio_dev, -- 2.52.0