[patch] pinctrl: remove an unnecessary cast

[Dan Carpenter <dan.carpenter@oracle.com>]

sizeof() is already size_t so there is no need to cast here.  Generally,
casting inside the min() macro instead of using min_t() is considered
bad style.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/pinctrl/pinconf.c b/drivers/pinctrl/pinconf.c
index a138965..abe66d4 100644
--- a/drivers/pinctrl/pinconf.c
+++ b/drivers/pinctrl/pinconf.c
@@ -508,7 +508,7 @@ static int pinconf_dbg_config_write(struct file *file,
 	int i;
 
 	/* Get userspace string and assure termination */
-	buf_size = min(count, (size_t)(sizeof(buf)-1));
+	buf_size = min(count, sizeof(buf) - 1);
 	if (copy_from_user(buf, user_buf, buf_size))
 		return -EFAULT;
 	buf[buf_size] = 0;