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Diffstat (limited to 'udp_vu.c')
-rw-r--r--udp_vu.c28
1 files changed, 13 insertions, 15 deletions
diff --git a/udp_vu.c b/udp_vu.c
index 698667f..6e1823a 100644
--- a/udp_vu.c
+++ b/udp_vu.c
@@ -281,30 +281,28 @@ void udp_vu_reply_sock_data(const struct ctx *c, union epoll_ref ref,
{
flow_sidx_t tosidx = flow_sidx_opposite(ref.flowside);
const struct flowside *toside = flowside_at_sidx(tosidx);
+ bool v6 = !(inany_v4(&toside->eaddr) && inany_v4(&toside->oaddr));
struct udp_flow *uflow = udp_at_sidx(ref.flowside);
int from_s = uflow->s[ref.flowside.sidei];
struct vu_dev *vdev = c->vdev;
struct vu_virtq *vq = &vdev->vq[VHOST_USER_RX_QUEUE];
+ uint8_t topif = pif_at_sidx(tosidx);
int i;
- for (i = 0; i < UDP_MAX_FRAMES; i++) {
- uint8_t topif = pif_at_sidx(tosidx);
- ssize_t dlen;
- int iov_used;
- bool v6;
-
- ASSERT(uflow);
+ ASSERT(uflow);
- if (topif != PIF_TAP) {
- uint8_t frompif = pif_at_sidx(ref.flowside);
+ if (topif != PIF_TAP) {
+ uint8_t frompif = pif_at_sidx(ref.flowside);
- flow_err(uflow,
- "No support for forwarding UDP from %s to %s",
- pif_name(frompif), pif_name(topif));
- continue;
- }
+ flow_err(uflow,
+ "No support for forwarding UDP from %s to %s",
+ pif_name(frompif), pif_name(topif));
+ return;
+ }
- v6 = !(inany_v4(&toside->eaddr) && inany_v4(&toside->oaddr));
+ for (i = 0; i < UDP_MAX_FRAMES; i++) {
+ ssize_t dlen;
+ int iov_used;
iov_used = udp_vu_sock_recv(c, from_s, v6, &dlen);
if (iov_used <= 0)