Merge branch 'fix-some-corner-cases-in-xskxceiver'

Larysa Zaremba says:

====================
Fix some corner cases in xskxceiver

While working on XDP and AF_XDP support for ixgbevf driver,
I came across two distinct problems that caused tests to fail
when they shouldn't have.
====================

Link: https://patch.msgid.link/20260203155103.2305816-1-larysa.zaremba@intel.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

Author: Alexei Starovoitov

tools/testing/selftests/bpf/prog_tests/test_xsk.c

@@ -433,7 +433,7 @@ static u32 pkt_nb_frags(u32 frame_size, struct pkt_stream *pkt_stream, struct pk
 	}
 
 	/* Search for the end of the packet in verbatim mode */
-	if (!pkt_continues(pkt->options))
+	if (!pkt_continues(pkt->options) || !pkt->valid)
 		return nb_frags;
 
 	next_frag = pkt_stream->current_pkt_nb;
@@ -1090,6 +1090,8 @@ static int __receive_pkts(struct test_spec *test, struct xsk_socket_info *xsk)
 			xsk_ring_prod__cancel(&umem->fq, nb_frags);
 		}
 		frags_processed -= nb_frags;
+		pkt_stream_cancel(pkt_stream);
+		pkts_sent--;
 	}
 
 	if (ifobj->use_fill_ring)