diff --git a/include/sys/zfs_ioctl_impl.h b/include/sys/zfs_ioctl_impl.h
index 6a0b188ea641..2da6dde87718 100644
--- a/include/sys/zfs_ioctl_impl.h
+++ b/include/sys/zfs_ioctl_impl.h
@@ -86,7 +86,7 @@ boolean_t zfs_vfs_held(zfsvfs_t *);
 int zfs_vfs_ref(zfsvfs_t **);
 void zfs_vfs_rele(zfsvfs_t *);
 
-long zfsdev_ioctl_common(uint_t, zfs_cmd_t *);
+long zfsdev_ioctl_common(uint_t, zfs_cmd_t *, int);
 int zfsdev_attach(void);
 void zfsdev_detach(void);
 int zfs_kmod_init(void);
diff --git a/module/os/freebsd/zfs/kmod_core.c b/module/os/freebsd/zfs/kmod_core.c
index 10807afa3d31..2e16cf123122 100644
--- a/module/os/freebsd/zfs/kmod_core.c
+++ b/module/os/freebsd/zfs/kmod_core.c
@@ -196,7 +196,7 @@ zfsdev_ioctl(struct cdev *dev, ulong_t zcmd, caddr_t arg, int flag,
 		error = SET_ERROR(EFAULT);
 		goto out;
 	}
-	error = zfsdev_ioctl_common(vecnum, zc);
+	error = zfsdev_ioctl_common(vecnum, zc, 0);
 	if (zcl) {
 		zfs_cmd_zof_to_bsd12(zc, zcl);
 		rc = copyout(zcl, uaddr, sizeof (*zcl));
diff --git a/module/os/linux/zfs/zfs_ioctl_os.c b/module/os/linux/zfs/zfs_ioctl_os.c
index acaead68fa7a..0689747997f4 100644
--- a/module/os/linux/zfs/zfs_ioctl_os.c
+++ b/module/os/linux/zfs/zfs_ioctl_os.c
@@ -191,7 +191,7 @@ zfsdev_ioctl(struct file *filp, unsigned cmd, unsigned long arg)
 		error = -SET_ERROR(EFAULT);
 		goto out;
 	}
-	error = -zfsdev_ioctl_common(vecnum, zc);
+	error = -zfsdev_ioctl_common(vecnum, zc, 0);
 	rc = ddi_copyout(zc, (void *)(uintptr_t)arg, sizeof (zfs_cmd_t), 0);
 	if (error == 0 && rc != 0)
 		error = -SET_ERROR(EFAULT);
diff --git a/module/zfs/zfs_ioctl.c b/module/zfs/zfs_ioctl.c
index 6e7e9b9f099c..8b6dca18c1b1 100644
--- a/module/zfs/zfs_ioctl.c
+++ b/module/zfs/zfs_ioctl.c
@@ -7375,9 +7375,9 @@ zfsdev_minor_alloc(void)
 }
 
 long
-zfsdev_ioctl_common(uint_t vecnum, zfs_cmd_t *zc)
+zfsdev_ioctl_common(uint_t vecnum, zfs_cmd_t *zc, int flag)
 {
-	int error, cmd, flag = 0;
+	int error, cmd;
 	const zfs_ioc_vec_t *vec;
 	char *saved_poolname = NULL;
 	nvlist_t *innvl = NULL;