diff options
| -rw-r--r-- | kernel/trace/trace_dynevent.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/kernel/trace/trace_dynevent.c b/kernel/trace/trace_dynevent.c index f17a887abb66..dd1f43588d70 100644 --- a/kernel/trace/trace_dynevent.c +++ b/kernel/trace/trace_dynevent.c @@ -37,10 +37,17 @@ int dyn_event_release(int argc, char **argv, struct dyn_event_operations *type) char *system = NULL, *event, *p; int ret = -ENOENT; - if (argv[0][1] != ':') - return -EINVAL; + if (argv[0][0] == '-') { + if (argv[0][1] != ':') + return -EINVAL; + event = &argv[0][2]; + } else { + event = strchr(argv[0], ':'); + if (!event) + return -EINVAL; + event++; + } - event = &argv[0][2]; p = strchr(event, '/'); if (p) { system = event; @@ -69,7 +76,7 @@ static int create_dyn_event(int argc, char **argv) struct dyn_event_operations *ops; int ret; - if (argv[0][0] == '-') + if (argv[0][0] == '-' || argv[0][0] == '!') return dyn_event_release(argc, argv, NULL); mutex_lock(&dyn_event_ops_mutex); |