[PATCH 2/4] hwrng: core - use bool for wait parameter in rng_get_data

[Thorsten Blum <thorsten.blum@linux.dev>]

The 'wait' parameter in rng_get_data() is a boolean flag - use bool
instead of int to better reflect its actual type.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
 drivers/char/hw_random/core.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index 68add1a97f31..905a63525831 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -211,7 +211,7 @@ static int rng_dev_open(struct inode *inode, struct file *filp)
 }
 
 static inline int rng_get_data(struct hwrng *rng, u8 *buffer, size_t size,
-			int wait) {
+			bool wait) {
 	int present;
 
 	BUG_ON(!mutex_is_locked(&reading_mutex));
@@ -534,8 +534,7 @@ static int hwrng_fillfn(void *unused)
 		}
 
 		mutex_lock(&reading_mutex);
-		rc = rng_get_data(rng, rng_fillbuf,
-				  rng_buffer_size(), 1);
+		rc = rng_get_data(rng, rng_fillbuf, rng_buffer_size(), true);
 		if (current_quality != rng->quality)
 			rng->quality = current_quality; /* obsolete */
 		quality = rng->quality;