From: Prasad J Pandit <[email protected]> Add nrf51_soc mmio read method to avoid NULL pointer dereference issue.
Reported-by: Lei Sun <[email protected]> Signed-off-by: Prasad J Pandit <[email protected]> --- hw/nvram/nrf51_nvm.c | 5 +++++ 1 file changed, 5 insertions(+) Update v3: use g_assert_not_reached() -> https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg09560.html diff --git a/hw/nvram/nrf51_nvm.c b/hw/nvram/nrf51_nvm.c index f2283c1a8d..82e89d965b 100644 --- a/hw/nvram/nrf51_nvm.c +++ b/hw/nvram/nrf51_nvm.c @@ -273,6 +273,10 @@ static const MemoryRegionOps io_ops = { .endianness = DEVICE_LITTLE_ENDIAN, }; +static uint64_t flash_read(void *opaque, hwaddr offset, unsigned size) +{ + g_assert_not_reached(); +} static void flash_write(void *opaque, hwaddr offset, uint64_t value, unsigned int size) @@ -300,6 +304,7 @@ static void flash_write(void *opaque, hwaddr offset, uint64_t value, static const MemoryRegionOps flash_ops = { + .read = flash_read, .write = flash_write, .valid.min_access_size = 4, .valid.max_access_size = 4, -- 2.26.2
