netdev - [bpf-next PATCH] samples/bpf: fix xdp_monitor user output for tracepoint exception

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Date:   Tue, 17 Apr 2018 16:08:06 +0200
From:   Jesper Dangaard Brouer <brouer@...hat.com>
To:     netdev@...r.kernel.org
Cc:     Daniel Borkmann <borkmann@...earbox.net>,
        Alexei Starovoitov <alexei.starovoitov@...il.com>,
        Jesper Dangaard Brouer <brouer@...hat.com>
Subject: [bpf-next PATCH] samples/bpf: fix xdp_monitor user output for
 tracepoint exception

The variable rec_i contains an XDP action code not an error.
Thus, using err2str() was wrong, it should have been action2str().

Signed-off-by: Jesper Dangaard Brouer <brouer@...hat.com>
---
 samples/bpf/xdp_monitor_user.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/samples/bpf/xdp_monitor_user.c b/samples/bpf/xdp_monitor_user.c
index eec14520d513..894bc64c2cac 100644
--- a/samples/bpf/xdp_monitor_user.c
+++ b/samples/bpf/xdp_monitor_user.c
@@ -330,7 +330,7 @@ static void stats_print(struct stats_record *stats_rec,
 			pps = calc_pps_u64(r, p, t);
 			if (pps > 0)
 				printf(fmt1, "Exception", i,
-				       0.0, pps, err2str(rec_i));
+				       0.0, pps, action2str(rec_i));
 		}
 		pps = calc_pps_u64(&rec->total, &prev->total, t);
 		if (pps > 0)