diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 3b8d8cc6d2ea0fbab92e2084503ac0bc81b95029..64e694c68d99a86932c5383a2332be3548e6756c 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1360,8 +1360,7 @@ static ssize_t tun_put_user(struct tun_struct *tun, } if (vnet_hdr_sz) { - struct virtio_net_hdr gso = { 0 }; /* no info leak */ - int ret; + struct virtio_net_hdr gso; if (iov_iter_count(iter) < vnet_hdr_sz) return -EINVAL; diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h index 74f1e336350656df078ee1f89fd8008aff27f587..66204007d7ac32f1f32068c1f46fc1a033e6953f 100644 --- a/include/linux/virtio_net.h +++ b/include/linux/virtio_net.h @@ -58,7 +58,7 @@ static inline int virtio_net_hdr_from_skb(const struct sk_buff *skb, struct virtio_net_hdr *hdr, bool little_endian) { - memset(hdr, 0, sizeof(*hdr)); + memset(hdr, 0, sizeof(*hdr)); /* no info leak */ if (skb_is_gso(skb)) { struct skb_shared_info *sinfo = skb_shinfo(skb); diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index d2238b204691b8e4f2e3acb9bc167b553ba32d50..abe6c0b6683c7cc205e864965cd34508bbb18019 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1970,8 +1970,6 @@ static unsigned int run_filter(struct sk_buff *skb, static int __packet_rcv_vnet(const struct sk_buff *skb, struct virtio_net_hdr *vnet_hdr) { - *vnet_hdr = (const struct virtio_net_hdr) { 0 }; - if (virtio_net_hdr_from_skb(skb, vnet_hdr, vio_le())) BUG();