para_client: Fix --user.

[paraslash.git] / udp_recv.c

diff --git a/udp_recv.c b/udp_recv.c
index 8dc8edc0a3c9588492a47a5d6389236c601dbdbd..059561424efb30487511a4cbbca70805be3d6247 100644 (file)
--- a/udp_recv.c
+++ b/udp_recv.c
@@ -84,6 +84,9 @@ static void udp_recv_post_select(__a_unused struct sched *s, struct task *t)
        if (iovcnt == 0)
                goto err;
        ret = para_readv(purd->fd, iov, iovcnt);
+       /* EAGAIN is possible even if FD_ISSET */
+       if (ret < 0 && is_errno(-ret, EAGAIN))
+               return;
        if (ret == 0)
                ret = -E_RECV_EOF;
        if (ret < 0)