[PATCH] tracing: fix warning about usage of unitialized variable 'ret'

From: Pasi Savanainen
Date: Fri Aug 31 2012 - 06:56:03 EST


kernel/trace/trace_events_filter.c: In function âftrace_function_set_filter_cbâ:
kernel/trace/trace_events_filter.c:2074:8: warning: âretâ may be used
uninitialized in this function [-Wuninitialized]

Signed-off-by: Pasi Savanainen <pasi.savanainen@xxxxxxxx>
---
kernel/trace/trace_events_filter.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index 431dba8..c154797 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -2002,7 +2002,7 @@ static int ftrace_function_set_regexp(struct ftrace_ops *ops, int filter,
static int __ftrace_function_set_filter(int filter, char *buf, int len,
struct function_filter_data *data)
{
- int i, re_cnt, ret;
+ int i, re_cnt, ret = -EINVAL;
int *reset;
char **re;

--
1.7.9.5

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