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-rw-r--r--backends/rng-egd.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/backends/rng-egd.c b/backends/rng-egd.c
index 6f56f9e4e4..25bb3b453b 100644
--- a/backends/rng-egd.c
+++ b/backends/rng-egd.c
@@ -91,12 +91,14 @@ static int rng_egd_chr_can_read(void *opaque)
static void rng_egd_chr_read(void *opaque, const uint8_t *buf, int size)
{
RngEgd *s = RNG_EGD(opaque);
+ size_t buf_offset = 0;
while (size > 0 && s->requests) {
RngRequest *req = s->requests->data;
int len = MIN(size, req->size - req->offset);
- memcpy(req->data + req->offset, buf, len);
+ memcpy(req->data + req->offset, buf + buf_offset, len);
+ buf_offset += len;
req->offset += len;
size -= len;