In predicate_parse, there is an error path that is not going to
out_free instead it returns directly which leads to memory leak.
Signed-off-by: Navid Emamdoost <navid.emamdo...@gmail.com>
---
kernel/trace/trace_events_filter.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/kernel/trace/trace_events_filter.c
b/kernel/trace/trace_events_filter.c
index c773b8fb270c..c9a74f82b14a 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -452,8 +452,10 @@ predicate_parse(const char *str, int nr_parens, int
nr_preds,
switch (*next) {
case '(': /* #2 */
- if (top - op_stack > nr_parens)
- return ERR_PTR(-EINVAL);
+ if (top - op_stack > nr_parens) {
+ ret = -EINVAL;
+ goto out_free;
+ }
*(++top) = invert;
continue;
case '!': /* #3 */
--
2.17.1
