diff options
| author | Juha Riihimäki <juha.riihimaki@nokia.com> | 2011-10-20 14:53:35 +0200 |
|---|---|---|
| committer | Andrzej Zaborowski <andrew.zaborowski@intel.com> | 2011-11-14 03:22:30 +0100 |
| commit | a3efecb847dd89886f7cd3f71661b2d79ec68072 (patch) | |
| tree | e659c79a727713c97aef7a084ca786b619618dbd | |
| parent | 3fc3abf7ecc5b27fa4f6014b44101072134ea0e4 (diff) | |
hw/onenand: reject read-only drives
Signed-off-by: Juha Riihimäki <juha.riihimaki@nokia.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Andrzej Zaborowski <andrew.zaborowski@intel.com>
| -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), |