diff options
Diffstat (limited to 'kernel/trace/trace_events_synth.c')
| -rw-r--r-- | kernel/trace/trace_events_synth.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c index 154db74dadbc..5e8c07aef071 100644 --- a/kernel/trace/trace_events_synth.c +++ b/kernel/trace/trace_events_synth.c @@ -42,10 +42,13 @@ enum { ERRORS }; static const char *err_text[] = { ERRORS }; -static char last_cmd[MAX_FILTER_STR_VAL]; +static char *last_cmd; static int errpos(const char *str) { + if (!str || !last_cmd) + return 0; + return err_pos(last_cmd, str); } @@ -54,11 +57,16 @@ static void last_cmd_set(const char *str) if (!str) return; - strncpy(last_cmd, str, MAX_FILTER_STR_VAL - 1); + kfree(last_cmd); + + last_cmd = kstrdup(str, GFP_KERNEL); } -static void synth_err(u8 err_type, u8 err_pos) +static void synth_err(u8 err_type, u16 err_pos) { + if (!last_cmd) + return; + tracing_log_err(NULL, "synthetic_events", last_cmd, err_text, err_type, err_pos); } |