diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/trace/trace_events_filter.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c index 026be412f356..9d2162fd2305 100644 --- a/kernel/trace/trace_events_filter.c +++ b/kernel/trace/trace_events_filter.c @@ -410,6 +410,11 @@ int filter_parse(char **pbuf, struct filter_pred *pred) } } + if (!val_str) { + pred->field_name = NULL; + return -EINVAL; + } + pred->field_name = kstrdup(pred->field_name, GFP_KERNEL); if (!pred->field_name) return -ENOMEM; |