[PATCH net-next] selftests/bpf: remove useless bpf_trace_printk

[Alexei Starovoitov]

sockmap test is using two programs that use bpf_trace_printk()
which prints into trace_pipe, but nothing is reading it.
Remove it.

Fixes: 6f6d33f3b3d0 ("bpf: selftests add sockmap tests")
Signed-off-by: Alexei Starovoitov <a...@kernel.org>
---
 tools/testing/selftests/bpf/sockmap_parse_prog.c   | 3 ---
 tools/testing/selftests/bpf/sockmap_verdict_prog.c | 2 --
 2 files changed, 5 deletions(-)

diff --git a/tools/testing/selftests/bpf/sockmap_parse_prog.c 
b/tools/testing/selftests/bpf/sockmap_parse_prog.c
index fae3b96c3aa4..a1dec2b6d9c5 100644
--- a/tools/testing/selftests/bpf/sockmap_parse_prog.c
+++ b/tools/testing/selftests/bpf/sockmap_parse_prog.c
@@ -29,9 +29,6 @@ int bpf_prog1(struct __sk_buff *skb)
         * fields.
         */
        d[7] = 1;
-
-       bpf_printk("parse: data[0] = (%u): local_port %i remote %i\n",
-                  d[0], lport, bpf_ntohl(rport));
        return skb->len;
 }
 
diff --git a/tools/testing/selftests/bpf/sockmap_verdict_prog.c 
b/tools/testing/selftests/bpf/sockmap_verdict_prog.c
index 2cd2d552938b..d7bea972cb21 100644
--- a/tools/testing/selftests/bpf/sockmap_verdict_prog.c
+++ b/tools/testing/selftests/bpf/sockmap_verdict_prog.c
@@ -58,8 +58,6 @@ int bpf_prog2(struct __sk_buff *skb)
        d[6] = 0xe;
        d[7] = 0xf;
 
-       bpf_printk("verdict: data[0] = redir(%u:%u)\n", map, sk);
-
        if (!map)
                return bpf_sk_redirect_map(skb, &sock_map_rx, sk, 0);
        return bpf_sk_redirect_map(skb, &sock_map_tx, sk, 0);
-- 
2.9.5