From: Nuno Sa Date: Tue, 18 Jun 2024 13:32:06 +0000 (+0200) Subject: iio: imu: adis: add cleanup based lock helpers X-Git-Tag: io_uring-6.11-20240722~8^2~42^2~42 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=e6cab1ad9769a6b03dd1ba7ace106c36de85b1a8;p=linux-block.git iio: imu: adis: add cleanup based lock helpers Add two new lock helpers that make use of the cleanup guard() and scoped_guard() macros. Thus, users won't have to worry about unlocking which is less prone to errors and allows for simpler error paths. Signed-off-by: Nuno Sa Link: https://patch.msgid.link/20240618-dev-iio-adis-cleanup-v1-3-bd93ce7845c7@analog.com Signed-off-by: Jonathan Cameron --- diff --git a/include/linux/iio/imu/adis.h b/include/linux/iio/imu/adis.h index 93dad627378f..bc7332d12c44 100644 --- a/include/linux/iio/imu/adis.h +++ b/include/linux/iio/imu/adis.h @@ -403,6 +403,10 @@ static inline int adis_check_status(struct adis *adis) return __adis_check_status(adis); } +#define adis_dev_auto_lock(adis) guard(mutex)(&(adis)->state_lock) +#define adis_dev_auto_scoped_lock(adis) \ + scoped_guard(mutex, &(adis)->state_lock) + static inline void adis_dev_lock(struct adis *adis) { mutex_lock(&adis->state_lock);