diff options
Diffstat (limited to 'kernel/trace/trace_events_synth.c')
| -rw-r--r-- | kernel/trace/trace_events_synth.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c index ca9c13b2ecf4..154db74dadbc 100644 --- a/kernel/trace/trace_events_synth.c +++ b/kernel/trace/trace_events_synth.c @@ -1979,7 +1979,7 @@ EXPORT_SYMBOL_GPL(synth_event_add_next_val); /** * synth_event_add_val - Add a named field's value to an open synth trace * @field_name: The name of the synthetic event field value to set - * @val: The value to set the next field to + * @val: The value to set the named field to * @trace_state: A pointer to object tracking the piecewise trace state * * Set the value of the named field in an event that's been opened by @@ -2054,6 +2054,13 @@ static int create_synth_event(const char *raw_command) last_cmd_set(raw_command); + name = raw_command; + + /* Don't try to process if not our system */ + if (name[0] != 's' || name[1] != ':') + return -ECANCELED; + name += 2; + p = strpbrk(raw_command, " \t"); if (!p) { synth_err(SYNTH_ERR_INVALID_CMD, 0); @@ -2062,12 +2069,6 @@ static int create_synth_event(const char *raw_command) fields = skip_spaces(p); - name = raw_command; - - if (name[0] != 's' || name[1] != ':') - return -ECANCELED; - name += 2; - /* This interface accepts group name prefix */ if (strchr(name, '/')) { len = str_has_prefix(name, SYNTH_SYSTEM "/"); |