diff --git a/sys/fs/tmpfs/tmpfs_subr.c b/sys/fs/tmpfs/tmpfs_subr.c
index b7dae82a71b..387bc741e3c 100644
--- a/sys/fs/tmpfs/tmpfs_subr.c
+++ b/sys/fs/tmpfs/tmpfs_subr.c
@@ -714,7 +714,7 @@ tmpfs_alloc_dirent(struct tmpfs_mount *tmp, struct tmpfs_node *node,
 
 	*de = nde;
 
-	return 0;
+	return (0);
 }
 
 /*
@@ -1861,11 +1861,11 @@ tmpfs_chmod(struct vnode *vp, mode_t mode, struct ucred *cred, struct thread *p)
 
 	/* Disallow this operation if the file system is mounted read-only. */
 	if (vp->v_mount->mnt_flag & MNT_RDONLY)
-		return EROFS;
+		return (EROFS);
 
 	/* Immutable or append-only files cannot be modified, either. */
 	if (node->tn_flags & (IMMUTABLE | APPEND))
-		return EPERM;
+		return (EPERM);
 
 	/*
 	 * To modify the permissions on a file, must possess VADMIN
diff --git a/sys/fs/tmpfs/tmpfs_vfsops.c b/sys/fs/tmpfs/tmpfs_vfsops.c
index 7dffb902794..b8ecedbb034 100644
--- a/sys/fs/tmpfs/tmpfs_vfsops.c
+++ b/sys/fs/tmpfs/tmpfs_vfsops.c
@@ -479,7 +479,7 @@ tmpfs_mount(struct mount *mp)
 	vfs_getnewfsid(mp);
 	vfs_mountedfrom(mp, "tmpfs");
 
-	return 0;
+	return (0);
 }
 
 /* ARGSUSED2 */
@@ -644,7 +644,7 @@ tmpfs_statfs(struct mount *mp, struct statfs *sbp)
 		sbp->f_ffree = sbp->f_files - used;
 	/* sbp->f_owner = tmp->tn_uid; */
 
-	return 0;
+	return (0);
 }
 
 static int
diff --git a/sys/fs/tmpfs/tmpfs_vnops.c b/sys/fs/tmpfs/tmpfs_vnops.c
index 5d0d8063904..325b8d2789b 100644
--- a/sys/fs/tmpfs/tmpfs_vnops.c
+++ b/sys/fs/tmpfs/tmpfs_vnops.c
@@ -277,9 +277,9 @@ tmpfs_mknod(struct vop_mknod_args *v)
 
 	if (vap->va_type != VBLK && vap->va_type != VCHR &&
 	    vap->va_type != VFIFO)
-		return EINVAL;
+		return (EINVAL);
 
-	return tmpfs_alloc_file(dvp, vpp, vap, cnp, NULL);
+	return (tmpfs_alloc_file(dvp, vpp, vap, cnp, NULL));
 }
 
 struct fileops tmpfs_fnops;
@@ -517,7 +517,7 @@ tmpfs_getattr(struct vop_getattr_args *v)
 		vap->va_bytes = node->tn_size;
 	vap->va_filerev = 0;
 
-	return 0;
+	return (0);
 }
 
 int
@@ -575,7 +575,7 @@ tmpfs_setattr(struct vop_setattr_args *v)
 
 	MPASS(VOP_ISLOCKED(vp));
 
-	return error;
+	return (error);
 }
 
 static int
@@ -705,7 +705,7 @@ tmpfs_fsync(struct vop_fsync_args *v)
 	tmpfs_check_mtime(vp);
 	tmpfs_update(vp);
 
-	return 0;
+	return (0);
 }
 
 static int
@@ -808,7 +808,7 @@ tmpfs_link(struct vop_link_args *v)
 	error = 0;
 
 out:
-	return error;
+	return (0);
 }
 
 /*
@@ -1264,7 +1264,7 @@ tmpfs_mkdir(struct vop_mkdir_args *v)
 
 	MPASS(vap->va_type == VDIR);
 
-	return tmpfs_alloc_file(dvp, vpp, vap, cnp, NULL);
+	return (tmpfs_alloc_file(dvp, vpp, vap, cnp, NULL));
 }
 
 static int
@@ -1355,7 +1355,7 @@ tmpfs_rmdir(struct vop_rmdir_args *v)
 	error = 0;
 
 out:
-	return error;
+	return (error);
 }
 
 static int
@@ -1373,7 +1373,7 @@ tmpfs_symlink(struct vop_symlink_args *v)
 	vap->va_type = VLNK;
 #endif
 
-	return tmpfs_alloc_file(dvp, vpp, vap, cnp, target);
+	return (tmpfs_alloc_file(dvp, vpp, vap, cnp, target));
 }
 
 static int
@@ -1396,7 +1396,7 @@ tmpfs_readdir(struct vop_readdir_args *va)
 
 	/* This operation only makes sense on directory nodes. */
 	if (vp->v_type != VDIR)
-		return ENOTDIR;
+		return (ENOTDIR);
 
 	maxcookies = 0;
 	node = VP_TO_TMPFS_DIR(vp);
@@ -1433,7 +1433,7 @@ tmpfs_readdir(struct vop_readdir_args *va)
 		*eofflag =
 		    (error == 0 && uio->uio_offset == TMPFS_DIRCOOKIE_EOF);
 
-	return error;
+	return (error);
 }
 
 static int
@@ -1580,7 +1580,7 @@ tmpfs_print(struct vop_print_args *v)
 
 	printf("\n");
 
-	return 0;
+	return (0);
 }
 
 int
@@ -1634,7 +1634,7 @@ tmpfs_pathconf(struct vop_pathconf_args *v)
 		error = vop_stdpathconf(v);
 	}
 
-	return error;
+	return (error);
 }
 
 static int