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[PATCH 4/6] prep: add ppc-parity write method
From: |
P J P |
Subject: |
[PATCH 4/6] prep: add ppc-parity write method |
Date: |
Wed, 17 Jun 2020 11:09:31 +0530 |
From: Prasad J Pandit <pjp@fedoraproject.org>
Add ppc-parity mmio write method to avoid NULL pointer dereference
issue.
Reported-by: Lei Sun <slei.casper@gmail.com>
Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
---
hw/ppc/prep_systemio.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/hw/ppc/prep_systemio.c b/hw/ppc/prep_systemio.c
index bbc51b6e9a..aacd7831fd 100644
--- a/hw/ppc/prep_systemio.c
+++ b/hw/ppc/prep_systemio.c
@@ -23,6 +23,7 @@
*/
#include "qemu/osdep.h"
+#include "qemu/log.h"
#include "hw/irq.h"
#include "hw/isa/isa.h"
#include "hw/qdev-properties.h"
@@ -235,8 +236,15 @@ static uint64_t ppc_parity_error_readl(void *opaque,
hwaddr addr,
return val;
}
+static void ppc_parity_error_writel(void *opaque, hwaddr addr,
+ uint64_t data, unsigned size)
+{
+ qemu_log_mask(LOG_UNIMP, "%s not implemented\n", __func__);
+}
+
static const MemoryRegionOps ppc_parity_error_ops = {
.read = ppc_parity_error_readl,
+ .write = ppc_parity_error_writel,
.valid = {
.min_access_size = 4,
.max_access_size = 4,
--
2.26.2
- [PATCH 0/6] Add various undefined MMIO r/w functions, P J P, 2020/06/17
- [PATCH 1/6] hw/pci-host: add pci-intack write method, P J P, 2020/06/17
- [PATCH 2/6] pci-host: add pcie-msi read method, P J P, 2020/06/17
- [PATCH 3/6] vfio: add quirk device write method, P J P, 2020/06/17
- [PATCH 4/6] prep: add ppc-parity write method,
P J P <=
- [PATCH 5/6] nvram: add nrf51_soc flash read method, P J P, 2020/06/17
- [PATCH 6/6] spapr_pci: add spapr msi read method, P J P, 2020/06/17
- Re: [PATCH 0/6] Add various undefined MMIO r/w functions, no-reply, 2020/06/17
- Re: [PATCH 0/6] Add various undefined MMIO r/w functions, David Gibson, 2020/06/17