Index: kernel/arch/sparc64/src/drivers/niagara.c
===================================================================
--- kernel/arch/sparc64/src/drivers/niagara.c	(revision bab75df6bdac0b39185034277416374a06d4b37f)
+++ kernel/arch/sparc64/src/drivers/niagara.c	(revision 9c75a99d0f747e17a42ca4db2d00a00367d25f17)
@@ -221,4 +221,5 @@
 	    INPUT_BUFFER_SIZE);
 
+	ddi_parea_init(&outbuf_parea);
 	outbuf_parea.pbase = (uintptr_t) (KA2PA(&output_buffer));
 	outbuf_parea.frames = 1;