Generalize stats check code so that callers can specify the expected
packets.

Signed-off-by: Joe Damato <[email protected]>
---
 tools/testing/selftests/net/psock_snd.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/tools/testing/selftests/net/psock_snd.c 
b/tools/testing/selftests/net/psock_snd.c
index bb9a9cfdbe95..d506ea19491b 100644
--- a/tools/testing/selftests/net/psock_snd.c
+++ b/tools/testing/selftests/net/psock_snd.c
@@ -440,7 +440,7 @@ static void parse_opts(int argc, char **argv)
                error(1, 0, "option aux data (-a) conflicts with drop (-D)");
 }
 
-static void check_packet_stats(int fd)
+static void check_packet_stats(int fd, unsigned int expected_packets)
 {
        struct tpacket_stats st = {};
        socklen_t len = sizeof(st);
@@ -459,8 +459,9 @@ static void check_packet_stats(int fd)
                if (st.tp_drops == 0)
                        error(1, 0, "stats: expected drops but tp_drops == 0");
        } else {
-               if (st.tp_packets != 1)
-                       error(1, 0, "stats: tp_packets %u != 1", st.tp_packets);
+               if (st.tp_packets != expected_packets)
+                       error(1, 0, "stats: tp_packets %u != %u",
+                             st.tp_packets, expected_packets);
 
                if (st.tp_drops != 0)
                        error(1, 0, "stats: tp_drops %u != 0", st.tp_drops);
@@ -490,7 +491,7 @@ static void run_test(void)
        total_len = do_tx();
 
        if (cfg_drop) {
-               check_packet_stats(fds);
+               check_packet_stats(fds, 0);
                goto out;
        }
 
@@ -498,7 +499,7 @@ static void run_test(void)
        if (cfg_payload_len == DATA_LEN && !cfg_use_vlan) {
                do_rx(fds, total_len - sizeof(struct virtio_net_hdr),
                      tbuf + sizeof(struct virtio_net_hdr), true);
-               check_packet_stats(fds);
+               check_packet_stats(fds, 1);
        }
 
        do_rx(fdr, cfg_payload_len, tbuf + total_len - cfg_payload_len, false);
-- 
2.53.0-Meta


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