From: Bin Meng <bin.m...@windriver.com> When write is disabled, the write to flash should be avoided in flash_write8().
Fixes: 82a2499011a7 ("m25p80: Initial implementation of SPI flash device") Signed-off-by: Bin Meng <bin.m...@windriver.com> --- Changes in v2: - new patch: honor write enable flag in flash write hw/block/m25p80.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/block/m25p80.c b/hw/block/m25p80.c index 483925f..236e1b4 100644 --- a/hw/block/m25p80.c +++ b/hw/block/m25p80.c @@ -594,6 +594,7 @@ void flash_write8(Flash *s, uint32_t addr, uint8_t data) if (!s->write_enable) { qemu_log_mask(LOG_GUEST_ERROR, "M25P80: write with write protect!\n"); + return; } if ((prev ^ data) & data) { -- 2.7.4