Messages in this thread Patch in this message | | | From | Zhi Yong Wu <> | Subject | [PATCH v4 net-next 2/4] macvtap: remove the dead branch | Date | Sat, 7 Dec 2013 04:13:04 +0800 |
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From: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com> --- drivers/net/macvtap.c | 8 ++------ 1 files changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 9093004..f599c47 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -588,7 +588,7 @@ static int macvtap_skb_from_vnet_hdr(struct sk_buff *skb, return 0; } -static int macvtap_skb_to_vnet_hdr(const struct sk_buff *skb, +static void macvtap_skb_to_vnet_hdr(const struct sk_buff *skb, struct virtio_net_hdr *vnet_hdr) { memset(vnet_hdr, 0, sizeof(*vnet_hdr)); @@ -619,8 +619,6 @@ static int macvtap_skb_to_vnet_hdr(const struct sk_buff *skb, } else if (skb->ip_summed == CHECKSUM_UNNECESSARY) { vnet_hdr->flags = VIRTIO_NET_HDR_F_DATA_VALID; } /* else everything is zero */ - - return 0; } /* Get packet from user space buffer */ @@ -778,9 +776,7 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, if ((len -= vnet_hdr_len) < 0) return -EINVAL; - ret = macvtap_skb_to_vnet_hdr(skb, &vnet_hdr); - if (ret) - return ret; + macvtap_skb_to_vnet_hdr(skb, &vnet_hdr); if (memcpy_toiovecend(iv, (void *)&vnet_hdr, 0, sizeof(vnet_hdr))) return -EFAULT; -- 1.7.6.5
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