privsep: Sweep ELE_ERROR away for BPF

It's just noise and we'll handle NETDOWN in the loop.
We sometimes see it on Linux when a wireless interface "roams"
in fake testing.

diff --git a/src/privsep-bpf.c b/src/privsep-bpf.c
index 742865351abfc139afad357ba6526f11678aa362..032e6d1adaf4cd9463d980646702042c51d7ef17 100644 (file)
--- a/src/privsep-bpf.c
+++ b/src/privsep-bpf.c
@@ -67,7 +67,7 @@ ps_bpf_recvbpf(void *arg, unsigned short events)
                .ps_cmd = psp->psp_id.psi_cmd,
        };
 
-       if (events != ELE_READ)
+       if (!(events & (ELE_READ | ELE_ERROR)))
                logerrx("%s: unexpected event 0x%04x", __func__, events);
 
        bpf->bpf_flags &= ~BPF_EOF;