From 12048545019cd1d64c8147ea9277648e685fa489 Mon Sep 17 00:00:00 2001 From: Gonglei Date: Wed, 24 Jun 2015 17:29:24 +0800 Subject: [PATCH] virito-blk: drop duplicate check in_num = req->elem.in_num, and req->elem.in_num is checked in line 489, so the check about in_num variable is superflous, let's drop it. Signed-off-by: Gonglei Reviewed-by: Fam Zheng Message-id: 1435138164-11728-1-git-send-email-arei.gonglei@huawei.com Signed-off-by: Stefan Hajnoczi --- hw/block/virtio-blk.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c index bbb1fc1877..6aefda4bf2 100644 --- a/hw/block/virtio-blk.c +++ b/hw/block/virtio-blk.c @@ -499,8 +499,7 @@ void virtio_blk_handle_request(VirtIOBlockReq *req, MultiReqBuffer *mrb) iov_discard_front(&iov, &out_num, sizeof(req->out)); - if (in_num < 1 || - in_iov[in_num - 1].iov_len < sizeof(struct virtio_blk_inhdr)) { + if (in_iov[in_num - 1].iov_len < sizeof(struct virtio_blk_inhdr)) { error_report("virtio-blk request inhdr too short"); exit(1); } -- 2.11.4.GIT