From: Wei Yang <richardw.y...@linux.intel.com> The check of writev_buffer is in qemu_fflush, which means it is not harmful if it is NULL.
And removing it will make the code consistent since all other add_to_iovec() is called without the check. Signed-off-by: Wei Yang <richardw.y...@linux.intel.com> Reviewed-by: Dr. David Alan Gilbert <dgilb...@redhat.com> --- migration/qemu-file.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/migration/qemu-file.c b/migration/qemu-file.c index e33c46764f..47f16d0e54 100644 --- a/migration/qemu-file.c +++ b/migration/qemu-file.c @@ -761,9 +761,7 @@ ssize_t qemu_put_compression_data(QEMUFile *f, z_stream *stream, } qemu_put_be32(f, blen); - if (f->ops->writev_buffer) { - add_to_iovec(f, f->buf + f->buf_index, blen, false); - } + add_to_iovec(f, f->buf + f->buf_index, blen, false); f->buf_index += blen; if (f->buf_index == IO_BUF_SIZE) { qemu_fflush(f); -- 2.15.1