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| author | Prasad J Pandit | 2020-08-11 13:41:28 +0200 |
|---|---|---|
| committer | Paolo Bonzini | 2021-02-08 15:15:32 +0100 |
| commit | f867cebaedbc9c43189f102e4cdfdff05e88df7f (patch) | |
| tree | 37c46ad91e8d7a5d99e6fc7327141aa73f3bdc75 /hw/ppc/prep_systemio.c | |
| parent | vfio: add quirk device write method (diff) | |
| download | qemu-f867cebaedbc9c43189f102e4cdfdff05e88df7f.tar.gz qemu-f867cebaedbc9c43189f102e4cdfdff05e88df7f.tar.xz qemu-f867cebaedbc9c43189f102e4cdfdff05e88df7f.zip | |
prep: add ppc-parity write method
Add ppc-parity mmio write method to avoid NULL pointer dereference
issue.
Reported-by: Lei Sun <slei.casper@gmail.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Reviewed-by: Li Qiang <liq3ea@gmail.com>
Message-Id: <20200811114133.672647-5-ppandit@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/ppc/prep_systemio.c')
| -rw-r--r-- | hw/ppc/prep_systemio.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/hw/ppc/prep_systemio.c b/hw/ppc/prep_systemio.c index 4e48ef245c..b2bd783248 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_GUEST_ERROR, "%s: invalid access\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, |