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path: root/drivers/usb/misc/chaoskey.c
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Diffstat (limited to 'drivers/usb/misc/chaoskey.c')
-rw-r--r--drivers/usb/misc/chaoskey.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/misc/chaoskey.c b/drivers/usb/misc/chaoskey.c
index 3ad5d19e4d04..23c794813e6a 100644
--- a/drivers/usb/misc/chaoskey.c
+++ b/drivers/usb/misc/chaoskey.c
@@ -472,7 +472,7 @@ static int chaoskey_rng_read(struct hwrng *rng, void *data,
if (this_time > max)
this_time = max;
- memcpy(data, dev->buf, this_time);
+ memcpy(data, dev->buf + dev->used, this_time);
dev->used += this_time;