[PATCH 5/5] udp: Use epollfd from flow_common structure

[Laurent Vivier <lvivier@redhat.com>]

Update UDP flow handling to use the epollfd field from the flow_common
structure instead of accessing it from the context. This aligns UDP with
the recent changes to TCP and ICMP flow management.

Signed-off-by: Laurent Vivier <lvivier@redhat.com>
---
 udp_flow.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/udp_flow.c b/udp_flow.c
index f99994523a6c..9843b9f5fb2f 100644
--- a/udp_flow.c
+++ b/udp_flow.c
@@ -51,7 +51,7 @@ void udp_flow_close(const struct ctx *c, struct udp_flow *uflow)
 	flow_foreach_sidei(sidei) {
 		flow_hash_remove(c, FLOW_SIDX(uflow, sidei));
 		if (uflow->s[sidei] >= 0) {
-			epoll_del(c->epollfd, uflow->s[sidei]);
+			epoll_del(uflow->f.epollfd, uflow->s[sidei]);
 			close(uflow->s[sidei]);
 			uflow->s[sidei] = -1;
 		}
@@ -91,9 +91,11 @@ static int udp_flow_sock(const struct ctx *c,
 	ref.data = fref.data;
 	ref.fd = s;
 
+	uflow->f.epollfd = c->epollfd;
+
 	ev.events = EPOLLIN;
 	ev.data.u64 = ref.u64;
-	if (epoll_ctl(c->epollfd, EPOLL_CTL_ADD, s, &ev) == -1) {
+	if (epoll_ctl(uflow->f.epollfd, EPOLL_CTL_ADD, s, &ev) == -1) {
 		int rc = -errno;
 		close(s);
 		warn("L4 epoll_ctl: %s", strerror_(-rc));
@@ -103,7 +105,7 @@ static int udp_flow_sock(const struct ctx *c,
 	if (flowside_connect(c, s, pif, side) < 0) {
 		int rc = -errno;
 
-		epoll_del(c->epollfd, s);
+		epoll_del(uflow->f.epollfd, s);
 		close(s);
 
 		flow_dbg_perror(uflow, "Couldn't connect flow socket");
-- 
2.50.1