aboutsummaryrefslogtreecommitdiffstats
path: root/kernel
diff options
context:
space:
mode:
authorYueHaibing <yuehaibing@huawei.com>2019-12-07 11:44:09 +0800
committerSteven Rostedt (VMware) <rostedt@goodmis.org>2019-12-10 13:53:51 -0500
commita61f810567be0ef101d8bbb65b89ffeac7d62103 (patch)
tree886c86f26f20af7805b217f205b7e4677c67e180 /kernel
parentaf74262337faa65d5ac2944553437d3f5fb29123 (diff)
tracing: remove set but not used variable 'buffer'
kernel/trace/trace_events_inject.c: In function trace_inject_entry: kernel/trace/trace_events_inject.c:20:22: warning: variable buffer set but not used [-Wunused-but-set-variable] It is never used, so remove it. Link: http://lkml.kernel.org/r/20191207034409.25668-1-yuehaibing@huawei.com Reported-by: Hulk Robot <hulkci@huawei.com> Acked-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/trace_events_inject.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/kernel/trace/trace_events_inject.c b/kernel/trace/trace_events_inject.c
index d43710718ee5..d45079ee62f8 100644
--- a/kernel/trace/trace_events_inject.c
+++ b/kernel/trace/trace_events_inject.c
@@ -17,12 +17,10 @@ static int
trace_inject_entry(struct trace_event_file *file, void *rec, int len)
{
struct trace_event_buffer fbuffer;
- struct ring_buffer *buffer;
int written = 0;
void *entry;
rcu_read_lock_sched();
- buffer = file->tr->trace_buffer.buffer;
entry = trace_event_buffer_reserve(&fbuffer, file, len);
if (entry) {
memcpy(entry, rec, len);

Privacy Policy