Index: uspace/srv/fs/devfs/devfs_ops.c
===================================================================
--- uspace/srv/fs/devfs/devfs_ops.c	(revision eda925ad3905a0c8e5cc3f1d3908e5bb1d14bcae)
+++ uspace/srv/fs/devfs/devfs_ops.c	(revision 4cac2d69158253d6b2ffb0a43fa4dc39390f104f)
@@ -419,5 +419,5 @@
 	
 	/* Accept the mount options */
-	ipcarg_t retval = async_data_write_accept((char **) &opts, true, 0, 0,
+	ipcarg_t retval = async_data_write_accept((void **) &opts, true, 0, 0,
 	    0, NULL);
 	if (retval != EOK) {