tap: Capture only packets that are actually sent

In tap_send_frames(), if we failed to send all the frames, we must
only log the frames that have been sent, not all the frames we wanted
to send.

Fixes: dda7945ca9 ("pcap: Handle short writes in pcap_frame()")
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
This commit is contained in:
Laurent Vivier 2024-03-07 12:26:02 +01:00 committed by Stefano Brivio
parent 413c15988e
commit b299942bbd

2
tap.c
View file

@ -413,7 +413,7 @@ size_t tap_send_frames(const struct ctx *c, const struct iovec *iov, size_t n)
if (m < n) if (m < n)
debug("tap: failed to send %zu frames of %zu", n - m, n); debug("tap: failed to send %zu frames of %zu", n - m, n);
pcap_multiple(iov, 1, n, c->mode == MODE_PASST ? sizeof(uint32_t) : 0); pcap_multiple(iov, 1, m, c->mode == MODE_PASST ? sizeof(uint32_t) : 0);
return m; return m;
} }