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Diffstat (limited to 'hw/block/pflash_cfi02.c')
-rw-r--r--hw/block/pflash_cfi02.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/block/pflash_cfi02.c b/hw/block/pflash_cfi02.c
index 2a99b286b0..ff2fe154c1 100644
--- a/hw/block/pflash_cfi02.c
+++ b/hw/block/pflash_cfi02.c
@@ -880,6 +880,11 @@ static void pflash_cfi02_realize(DeviceState *dev, Error **errp)
return;
}
+ if (!is_power_of_2(pfl->chip_len)) {
+ error_setg(errp, "Device size must be a power of two.");
+ return;
+ }
+
memory_region_init_rom_device(&pfl->orig_mem, OBJECT(pfl),
&pflash_cfi02_ops, pfl, pfl->name,
pfl->chip_len, errp);