Index: kernel/arch/sparc64/src/drivers/niagara.c
===================================================================
--- kernel/arch/sparc64/src/drivers/niagara.c	(revision a6e55886e5b1f65fd811c2f746803ba53f061518)
+++ kernel/arch/sparc64/src/drivers/niagara.c	(revision 4a8d0dd1629a42ad3c6e78f6c3807e0c3a00b6b0)
@@ -221,4 +221,5 @@
 	    INPUT_BUFFER_SIZE);
 
+	ddi_parea_init(&outbuf_parea);
 	outbuf_parea.pbase = (uintptr_t) (KA2PA(&output_buffer));
 	outbuf_parea.frames = 1;