--- a/drivers/mtd/devices/bcm47xxsflash.c
+++ b/drivers/mtd/devices/bcm47xxsflash.c
@@ -23,6 +23,7 @@ static int bcm47xxsflash_read(struct mtd
memcpy_fromio(buf, (void __iomem *)KSEG0ADDR(b47s->window + from),
len);
+ *retlen = len;
return len;
}