diff options
| author | Steven Rostedt <srostedt@redhat.com> | 2009-01-15 20:50:54 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-16 12:17:29 +0100 |
| commit | c37abc5515b5ed5b1d2134d2deaead492d9f92a2 (patch) | |
| tree | 7d60a9aacebe4d49eeba8aaff9e827b2cef67bc3 /kernel/trace/trace_output.h | |
| parent | bb3c3c95f330f7bf16e33b002e48882616089db1 (diff) | |
trace: add gcc printf check to trace_seq_printf
Andrew Morton suggested adding a printf checker to trace_seq_printf
since there are a number of users that have improper format arguments.
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace/trace_output.h')
| -rw-r--r-- | kernel/trace/trace_output.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/trace/trace_output.h b/kernel/trace/trace_output.h index b2c14615e0cd..1cbab5e3dc99 100644 --- a/kernel/trace/trace_output.h +++ b/kernel/trace/trace_output.h @@ -16,7 +16,8 @@ struct trace_event { trace_print_func binary; }; -extern int trace_seq_printf(struct trace_seq *s, const char *fmt, ...); +extern int trace_seq_printf(struct trace_seq *s, const char *fmt, ...) + __attribute__ ((format (printf, 2, 3))); extern int seq_print_ip_sym(struct trace_seq *s, unsigned long ip, unsigned long sym_flags); |