diff options
| -rw-r--r-- | hw/onenand.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/onenand.c b/hw/onenand.c index 6f68f70698..7898da9321 100644 --- a/hw/onenand.c +++ b/hw/onenand.c @@ -26,6 +26,7 @@ #include "memory.h" #include "exec-memory.h" #include "sysbus.h" +#include "qemu-error.h" /* 11 for 2kB-page OneNAND ("2nd generation") and 10 for 1kB-page chips */ #define PAGE_SHIFT 11 @@ -772,6 +773,10 @@ static int onenand_initfn(SysBusDevice *dev) s->image = memset(g_malloc(size + (size >> 5)), 0xff, size + (size >> 5)); } else { + if (bdrv_is_read_only(s->bdrv)) { + error_report("Can't use a read-only drive"); + return -1; + } s->bdrv_cur = s->bdrv; } s->otp = memset(g_malloc((64 + 2) << PAGE_SHIFT), |