selftests/bpf: Fix bpf-iter-tcp4 test to print correctly the dest IP

Currently, this test is incorrectly printing the destination port in
place of the destination IP.

Fixes: 2767c97765cb ("selftests/bpf: Implement sample tcp/tcp6 bpf_iter programs")
Signed-off-by: Jose Blanquicet <josebl@microsoft.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Yonghong Song <yhs@fb.com>
Link: https://lore.kernel.org/bpf/20210805164044.527903-1-josebl@microsoft.com

diff --git a/tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c b/tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c
index 2e4775c..92267ab 100644 (file)
--- a/tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c
+++ b/tools/testing/selftests/bpf/progs/bpf_iter_tcp4.c
@@ -121,7 +121,7 @@ static int dump_tcp_sock(struct seq_file *seq, struct tcp_sock *tp,
        }
 
        BPF_SEQ_PRINTF(seq, "%4d: %08X:%04X %08X:%04X ",
-                      seq_num, src, srcp, destp, destp);
+                      seq_num, src, srcp, dest, destp);
        BPF_SEQ_PRINTF(seq, "%02X %08X:%08X %02X:%08lX %08X %5u %8d %lu %d ",
                       state,
                       tp->write_seq - tp->snd_una, rx_queue,