* [Qemu-devel] [PATCH v1] sun4u: add power_mem_read routine
@ 2019-01-04 9:49 P J P
0 siblings, 0 replies; only message in thread
From: P J P @ 2019-01-04 9:49 UTC (permalink / raw)
To: Mark Cave-Ayland
Cc: QEMU Developers, Fakhri Zulkifli, Artyom Tarasenko, Prasad J Pandit
From: Prasad J Pandit <pjp@fedoraproject.org>
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>
---
hw/sparc64/sun4u.c | 6 ++++++
1 file changed, 6 insertions(+)
Update v1: change return value to zero(0)
-> https://lists.gnu.org/archive/html/qemu-devel/2019-01/msg00448.html
diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
index f76b19e4e9..5772da02cb 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 = {
--
2.20.1
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2019-01-04 9:49 [Qemu-devel] [PATCH v1] sun4u: add power_mem_read routine P J P
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