poller: Retry poll immediately on EINTR

There is nothing for us to dispatch unless we wake on an fd, so just
retry poll if it fails with EINTR instead of doing a full dispatch loop.

1 files changed, 4 insertions, 2 deletions

diff --git a/seatd/poller.c b/seatd/poller.c
index 267929b..ceadb24 100644
--- a/seatd/poller.c
+++ b/seatd/poller.c
@@ -315,8 +315,10 @@ int poller_poll(struct poller *poller) {
 		poller->dirty = false;
 	}
 
-	if (poll(poller->pollfds, poller->fd_event_sources, -1) == -1 && errno != EINTR) {
-		return -1;
+	while (poll(poller->pollfds, poller->fd_event_sources, -1) == -1) {
+		if (errno != EINTR) {
+			return -1;
+		}
 	}
 
 	dispatch(poller);