diff options
Diffstat (limited to 'tools/lib/traceevent/event-parse.c')
| -rw-r--r-- | tools/lib/traceevent/event-parse.c | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c index 47264b4652b9..5a824e355d04 100644 --- a/tools/lib/traceevent/event-parse.c +++ b/tools/lib/traceevent/event-parse.c @@ -174,7 +174,7 @@ static int cmdline_init(struct pevent *pevent) return 0; } -static char *find_cmdline(struct pevent *pevent, int pid) +static const char *find_cmdline(struct pevent *pevent, int pid) { const struct cmdline *comm; struct cmdline key; @@ -2602,6 +2602,9 @@ find_func_handler(struct pevent *pevent, char *func_name) { struct pevent_function_handler *func; + if (!pevent) + return NULL; + for (func = pevent->func_handlers; func; func = func->next) { if (strcmp(func->name, func_name) == 0) break; @@ -2634,7 +2637,7 @@ process_func_handler(struct event_format *event, struct pevent_function_handler struct print_arg *farg; enum event_type type; char *token; - char *test; + const char *test; int i; arg->type = PRINT_FUNC; @@ -3886,7 +3889,7 @@ static void print_mac_arg(struct trace_seq *s, int mac, void *data, int size, struct event_format *event, struct print_arg *arg) { unsigned char *buf; - char *fmt = "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x"; + const char *fmt = "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x"; if (arg->type == PRINT_FUNC) { process_defined_func(s, data, size, event, arg); @@ -3928,7 +3931,8 @@ static int is_printable_array(char *p, unsigned int len) return 1; } -static void print_event_fields(struct trace_seq *s, void *data, int size, +static void print_event_fields(struct trace_seq *s, void *data, + int size __maybe_unused, struct event_format *event) { struct format_field *field; @@ -4405,7 +4409,7 @@ void pevent_event_info(struct trace_seq *s, struct event_format *event, void pevent_print_event(struct pevent *pevent, struct trace_seq *s, struct pevent_record *record) { - static char *spaces = " "; /* 20 spaces */ + static const char *spaces = " "; /* 20 spaces */ struct event_format *event; unsigned long secs; unsigned long usecs; @@ -4938,6 +4942,9 @@ enum pevent_errno __pevent_parse_format(struct event_format **eventp, goto event_alloc_failed; } + /* Add pevent to event so that it can be referenced */ + event->pevent = pevent; + ret = event_read_format(event); if (ret < 0) { ret = PEVENT_ERRNO__READ_FORMAT_FAILED; @@ -5041,9 +5048,6 @@ enum pevent_errno pevent_parse_event(struct pevent *pevent, const char *buf, if (event == NULL) return ret; - /* Add pevent to event so that it can be referenced */ - event->pevent = pevent; - if (add_event(pevent, event)) { ret = PEVENT_ERRNO__MEM_ALLOC_FAILED; goto event_add_failed; @@ -5067,8 +5071,8 @@ static const char * const pevent_error_str[] = { }; #undef _PE -int pevent_strerror(struct pevent *pevent, enum pevent_errno errnum, - char *buf, size_t buflen) +int pevent_strerror(struct pevent *pevent __maybe_unused, + enum pevent_errno errnum, char *buf, size_t buflen) { int idx; const char *msg; @@ -5097,6 +5101,7 @@ int pevent_strerror(struct pevent *pevent, enum pevent_errno errnum, case PEVENT_ERRNO__READ_FORMAT_FAILED: case PEVENT_ERRNO__READ_PRINT_FAILED: case PEVENT_ERRNO__OLD_FTRACE_ARG_FAILED: + case PEVENT_ERRNO__INVALID_ARG_TYPE: snprintf(buf, buflen, "%s", msg); break; @@ -5359,7 +5364,7 @@ int pevent_register_print_function(struct pevent *pevent, if (type == PEVENT_FUNC_ARG_VOID) break; - if (type < 0 || type >= PEVENT_FUNC_ARG_MAX_TYPES) { + if (type >= PEVENT_FUNC_ARG_MAX_TYPES) { do_warning("Invalid argument type %d", type); ret = PEVENT_ERRNO__INVALID_ARG_TYPE; goto out_free; @@ -5557,7 +5562,7 @@ void pevent_free(struct pevent *pevent) } if (pevent->func_map) { - for (i = 0; i < pevent->func_count; i++) { + for (i = 0; i < (int)pevent->func_count; i++) { free(pevent->func_map[i].func); free(pevent->func_map[i].mod); } @@ -5579,7 +5584,7 @@ void pevent_free(struct pevent *pevent) } if (pevent->printk_map) { - for (i = 0; i < pevent->printk_count; i++) + for (i = 0; i < (int)pevent->printk_count; i++) free(pevent->printk_map[i].printk); free(pevent->printk_map); } |