diff --git a/drivers/staging/greybus/authentication.c b/drivers/staging/greybus/authentication.c
index 16cc65e1472b..a5d7c53df987 100644
--- a/drivers/staging/greybus/authentication.c
+++ b/drivers/staging/greybus/authentication.c
@@ -202,7 +202,7 @@ static int cap_release(struct inode *inode, struct file *file)
 }
 
 static int cap_ioctl(struct gb_cap *cap, unsigned int cmd,
-			 void __user *buf)
+		     void __user *buf)
 {
 	struct cap_ioc_get_endpoint_uid endpoint_uid;
 	struct cap_ioc_get_ims_certificate *ims_cert;