1 files changed, 1 insertions, 1 deletions
diff --git a/hw/sm501.c b/hw/sm501.c
index fc34a99..612a8e5 100644
--- a/hw/sm501.c
+++ b/hw/sm501.c
@@ -1096,7 +1096,7 @@ void sm501_init(uint32_t base, uint32_t local_mem_bytes, qemu_irq irq,
     /* bridge to serial emulation module */
     if (chr)
 	serial_mm_init(base + MMIO_BASE_OFFSET + SM501_UART0, 2,
-		       0, /* TODO : chain irq to IRL */
+		       NULL, /* TODO : chain irq to IRL */
 		       115200, chr, 1);
 
     /* create qemu graphic console */