diff --git a/sys/compat/linux/linux_ioctl.c b/sys/compat/linux/linux_ioctl.c
index cd3c3402d962..9c417fad79af 100644
--- a/sys/compat/linux/linux_ioctl.c
+++ b/sys/compat/linux/linux_ioctl.c
@@ -385,7 +385,7 @@ linux_to_bsd_speed(int code, struct speedtab *table)
 	for ( ; table->sp_code != -1; table++)
 		if (table->sp_code == code)
 			return (table->sp_speed);
-	return -1;
+	return (-1);
 }
 
 static int
@@ -394,7 +394,7 @@ bsd_to_linux_speed(int speed, struct speedtab *table)
 	for ( ; table->sp_speed != -1; table++)
 		if (table->sp_speed == speed)
 			return (table->sp_code);
-	return -1;
+	return (-1);
 }
 
 static void
@@ -2668,7 +2668,7 @@ static int
 linux_ioctl_drm(struct thread *td, struct linux_ioctl_args *args)
 {
 	args->cmd = SETDIR(args->cmd);
-	return sys_ioctl(td, (struct ioctl_args *)args);
+	return (sys_ioctl(td, (struct ioctl_args *)args));
 }
 
 #ifdef COMPAT_LINUX32
@@ -3275,9 +3275,9 @@ linux_to_bsd_v4l2_format(struct l_v4l2_format *lvf, struct v4l2_format *vf)
 		 * XXX TODO - needs 32 -> 64 bit conversion:
 		 * (unused by webcams?)
 		 */
-		return EINVAL;
+		return (EINVAL);
 	memcpy(&vf->fmt, &lvf->fmt, sizeof(vf->fmt));
-	return 0;
+	return (0);
 }
 
 static int
@@ -3293,9 +3293,9 @@ bsd_to_linux_v4l2_format(struct v4l2_format *vf, struct l_v4l2_format *lvf)
 		 * XXX TODO - needs 32 -> 64 bit conversion:
 		 * (unused by webcams?)
 		 */
-		return EINVAL;
+		return (EINVAL);
 	memcpy(&lvf->fmt, &vf->fmt, sizeof(vf->fmt));
-	return 0;
+	return (0);
 }
 static int
 linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args)
@@ -3315,7 +3315,7 @@ linux_ioctl_v4l2(struct thread *td, struct linux_ioctl_args *args)
 	case LINUX_VIDIOC_RESERVED:
 	case LINUX_VIDIOC_LOG_STATUS:
 		if ((args->cmd & IOC_DIRMASK) != LINUX_IOC_VOID)
-			return ENOIOCTL;
+			return (ENOIOCTL);
 		args->cmd = (args->cmd & 0xffff) | IOC_VOID;
 		break;
 
diff --git a/sys/compat/linux/linux_signal.c b/sys/compat/linux/linux_signal.c
index c080097ba673..65fb26d8ce9f 100644
--- a/sys/compat/linux/linux_signal.c
+++ b/sys/compat/linux/linux_signal.c
@@ -279,7 +279,7 @@ linux_rt_sigprocmask(struct thread *td, struct linux_rt_sigprocmask_args *args)
 #endif
 
 	if (args->sigsetsize != sizeof(l_sigset_t))
-		return EINVAL;
+		return (EINVAL);
 
 	if (args->mask != NULL) {
 		error = copyin(args->mask, &set, sizeof(l_sigset_t));
@@ -377,7 +377,7 @@ linux_rt_sigpending(struct thread *td, struct linux_rt_sigpending_args *args)
 	l_sigset_t lset;
 
 	if (args->sigsetsize > sizeof(lset))
-		return EINVAL;
+		return (EINVAL);
 		/* NOT REACHED */
 
 #ifdef DEBUG
diff --git a/sys/compat/linux/linux_stats.c b/sys/compat/linux/linux_stats.c
index 206c2c49ce4c..aae8ae3fe0ff 100644
--- a/sys/compat/linux/linux_stats.c
+++ b/sys/compat/linux/linux_stats.c
@@ -436,7 +436,7 @@ linux_statfs64(struct thread *td, struct linux_statfs64_args *args)
 	int error;
 
 	if (args->bufsize != sizeof(struct l_statfs64))
-		return EINVAL;
+		return (EINVAL);
 
 	LCONVPATHEXIST(td, args->path, &path);
 
diff --git a/sys/compat/linux/linux_util.c b/sys/compat/linux/linux_util.c
index 4cae2ffecc37..8b6a9261e4ac 100644
--- a/sys/compat/linux/linux_util.c
+++ b/sys/compat/linux/linux_util.c
@@ -116,7 +116,7 @@ linux_driver_get_name_dev(device_t dev)
 	const char *device_name = device_get_name(dev);
 
 	if (device_name == NULL)
-		return NULL;
+		return (NULL);
 	TAILQ_FOREACH(de, &devices, list) {
 		if (strcmp(device_name, de->entry.bsd_driver_name) == 0)
 			return (de->entry.linux_driver_name);
@@ -133,7 +133,7 @@ linux_driver_get_major_minor(const char *node, int *major, int *minor)
 	size_t sz;
 
 	if (node == NULL || major == NULL || minor == NULL)
-		return 1;
+		return (1);
 
 	sz = sizeof("pts/") - 1;
 	if (strncmp(node, "pts/", sz) == 0 && node[sz] != '\0') {
diff --git a/sys/i386/linux/imgact_linux.c b/sys/i386/linux/imgact_linux.c
index f81eb10f887d..0c54c0e93617 100644
--- a/sys/i386/linux/imgact_linux.c
+++ b/sys/i386/linux/imgact_linux.c
@@ -69,7 +69,7 @@ exec_linux_imgact(struct image_params *imgp)
     int error;
 
     if (((a_out->a_magic >> 16) & 0xff) != 0x64)
-	return -1;
+	return (-1);
 
     /*
      * Set file/virtual offset based on a.out variant.
diff --git a/sys/i386/linux/linux_machdep.c b/sys/i386/linux/linux_machdep.c
index 3bb07478b9ae..e05c830c3712 100644
--- a/sys/i386/linux/linux_machdep.c
+++ b/sys/i386/linux/linux_machdep.c
@@ -775,7 +775,7 @@ int
 linux_mq_open(struct thread *td, struct linux_mq_open_args *args)
 {
 #ifdef P1003_1B_MQUEUE
-	return sys_kmq_open(td, (struct kmq_open_args *) args);
+	return (sys_kmq_open(td, (struct kmq_open_args *)args));
 #else
 	return (ENOSYS);
 #endif
@@ -785,7 +785,7 @@ int
 linux_mq_unlink(struct thread *td, struct linux_mq_unlink_args *args)
 {
 #ifdef P1003_1B_MQUEUE
-	return sys_kmq_unlink(td, (struct kmq_unlink_args *) args);
+	return (sys_kmq_unlink(td, (struct kmq_unlink_args *)args));
 #else
 	return (ENOSYS);
 #endif
@@ -795,7 +795,7 @@ int
 linux_mq_timedsend(struct thread *td, struct linux_mq_timedsend_args *args)
 {
 #ifdef P1003_1B_MQUEUE
-	return sys_kmq_timedsend(td, (struct kmq_timedsend_args *) args);
+	return (sys_kmq_timedsend(td, (struct kmq_timedsend_args *)args));
 #else
 	return (ENOSYS);
 #endif
@@ -805,7 +805,7 @@ int
 linux_mq_timedreceive(struct thread *td, struct linux_mq_timedreceive_args *args)
 {
 #ifdef P1003_1B_MQUEUE
-	return sys_kmq_timedreceive(td, (struct kmq_timedreceive_args *) args);
+	return (sys_kmq_timedreceive(td, (struct kmq_timedreceive_args *)args));
 #else
 	return (ENOSYS);
 #endif
@@ -815,7 +815,7 @@ int
 linux_mq_notify(struct thread *td, struct linux_mq_notify_args *args)
 {
 #ifdef P1003_1B_MQUEUE
-	return sys_kmq_notify(td, (struct kmq_notify_args *) args);
+	return (sys_kmq_notify(td, (struct kmq_notify_args *)args));
 #else
 	return (ENOSYS);
 #endif
@@ -825,7 +825,7 @@ int
 linux_mq_getsetattr(struct thread *td, struct linux_mq_getsetattr_args *args)
 {
 #ifdef P1003_1B_MQUEUE
-	return sys_kmq_setattr(td, (struct kmq_setattr_args *) args);
+	return (sys_kmq_setattr(td, (struct kmq_setattr_args *)args));
 #else
 	return (ENOSYS);
 #endif