From 4aaf5d7099e7b985973b49f59ceef9b1fd6f6810 Mon Sep 17 00:00:00 2001 From: Aya Levin Date: Wed, 10 Jul 2019 14:03:20 +0300 Subject: [PATCH] devlink: Fix binary values print Fix function pr_out_binary_value() to start printing the binary buffer from offset 0 instead of offset 1. Remove redundant new line at the beginning of the output Example: With patch: mlx5e_txqsq: 05 00 00 00 05 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 8e 6e 3a 13 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 c0 Without patch mlx5e_txqsq: 00 00 00 05 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 8e 6e 3a 13 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 c0 Fixes: 844a61764c6f ("devlink: Add helper functions for name and value separately") Signed-off-by: Aya Levin Signed-off-by: Tariq Toukan Signed-off-by: Stephen Hemminger (cherry picked from commit 1d05cca2fd70a5bc8a9f4e978aa5629dbc99a973) Signed-off-by: Phil Sutter --- devlink/devlink.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) diff --git a/devlink/devlink.c b/devlink/devlink.c index 9c338cb4ccc84..5dff974c93c93 100644 --- a/devlink/devlink.c +++ b/devlink/devlink.c @@ -1779,29 +1779,31 @@ static void pr_out_uint64_value(struct dl *dl, uint64_t value) pr_out(" %"PRIu64, value); } +static bool is_binary_eol(int i) +{ + return !(i%16); +} + static void pr_out_binary_value(struct dl *dl, uint8_t *data, uint32_t len) { - int i = 1; + int i = 0; if (dl->json_output) jsonw_start_array(dl->jw); - else - pr_out("\n"); while (i < len) { - if (dl->json_output) { + if (dl->json_output) jsonw_printf(dl->jw, "%d", data[i]); - } else { - pr_out(" %02x", data[i]); - if (!(i % 16)) - pr_out("\n"); - } + else + pr_out("%02x ", data[i]); i++; + if (!dl->json_output && is_binary_eol(i)) + __pr_out_newline(); } if (dl->json_output) jsonw_end_array(dl->jw); - else if ((i - 1) % 16) - pr_out("\n"); + else if (!is_binary_eol(i)) + __pr_out_newline(); } static void pr_out_str_value(struct dl *dl, const char *value) -- 2.22.0