Accesses to 'minors' are guarded by the 'device_list_lock' mutex. So, it is
safe to use the non-atomic version of (set|clear)_bit() in the
corresponding sections.
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
drivers/spi/spidev.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index 39d94c850839..132fecc02eba 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -812,7 +812,7 @@ static int spidev_probe(struct spi_device *spi)
status = -ENODEV;
}
if (status == 0) {
- set_bit(minor, minors);
+ __set_bit(minor, minors);
list_add(&spidev->device_entry, &device_list);
}
mutex_unlock(&device_list_lock);
@@ -840,7 +840,7 @@ static void spidev_remove(struct spi_device *spi)
list_del(&spidev->device_entry);
device_destroy(spidev_class, spidev->devt);
- clear_bit(MINOR(spidev->devt), minors);
+ __clear_bit(MINOR(spidev->devt), minors);
if (spidev->users == 0)
kfree(spidev);
mutex_unlock(&device_list_lock);
--
2.34.1
