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Subject[PATCH] tracing: Clean up unused variable 'ret' in trace_events_hist
Date
Variable 'ret' in trace_events_hist is unused and should be removed.

Signed-off-by: Christos Gkekas <chris.gekas@gmail.com>
---
kernel/trace/trace_events_hist.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c
index 1c21d0e..5a590cc 100644
--- a/kernel/trace/trace_events_hist.c
+++ b/kernel/trace/trace_events_hist.c
@@ -1062,7 +1062,7 @@ static void hist_trigger_show(struct seq_file *m,
struct event_trigger_data *data, int n)
{
struct hist_trigger_data *hist_data;
- int n_entries, ret = 0;
+ int n_entries;

if (n > 0)
seq_puts(m, "\n\n");
@@ -1073,10 +1073,7 @@ static void hist_trigger_show(struct seq_file *m,

hist_data = data->private_data;
n_entries = print_entries(m, hist_data);
- if (n_entries < 0) {
- ret = n_entries;
- n_entries = 0;
- }
+ n_entries = n_entries < 0 ? 0 : n_entries;

seq_printf(m, "\nTotals:\n Hits: %llu\n Entries: %u\n Dropped: %llu\n",
(u64)atomic64_read(&hist_data->map->hits),
--
2.7.4
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