From: Prasad J Pandit <pjp@fedoraproject.org>
Date: Fri, 4 Jan 2019 09:49:10 +0000 (+0530)
Subject: sun4u: add power_mem_read routine
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ad280559c68360c9f1cd7be063857853759e6a73;p=qemu.git

sun4u: add power_mem_read routine

Define skeleton 'power_mem_read' routine. Avoid NULL dereference.

Reported-by: Fakhri Zulkifli <mohdfakhrizulkifli@gmail.com>
Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
---

diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
index 37ecc14c6d..518d695de3 100644
--- a/hw/sparc64/sun4u.c
+++ b/hw/sparc64/sun4u.c
@@ -214,6 +214,11 @@ typedef struct PowerDevice {
 } PowerDevice;
 
 /* Power */
+static uint64_t power_mem_read(void *opaque, hwaddr addr, unsigned size)
+{
+    return 0;
+}
+
 static void power_mem_write(void *opaque, hwaddr addr,
                             uint64_t val, unsigned size)
 {
@@ -224,6 +229,7 @@ static void power_mem_write(void *opaque, hwaddr addr,
 }
 
 static const MemoryRegionOps power_mem_ops = {
+    .read = power_mem_read,
     .write = power_mem_write,
     .endianness = DEVICE_NATIVE_ENDIAN,
     .valid = {