We want "buf, sizeof(buf)" here. sizeof(buffer) is the size of a pointer, which is wrong. Thanks to Paolo for pointing it out.
Signed-off-by: Yang Hongyang <yan...@cn.fujitsu.com> Cc: Jason Wang <jasow...@redhat.com> Cc: Paolo Bonzini <pbonz...@redhat.com> --- net/net.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/net.c b/net/net.c index 39af893..0c4a012 100644 --- a/net/net.c +++ b/net/net.c @@ -700,7 +700,7 @@ static ssize_t nc_sendv_compat(NetClientState *nc, const struct iovec *iov, offset = iov[0].iov_len; } else { buffer = buf; - offset = iov_to_buf(iov, iovcnt, 0, buffer, sizeof(buffer)); + offset = iov_to_buf(iov, iovcnt, 0, buf, sizeof(buf)); } if (flags & QEMU_NET_PACKET_FLAG_RAW && nc->info->receive_raw) { -- 1.9.1