stat: Remove more superfluous casts

No cast is necessary to pass a char * argument to a function that accepts
a const char * argument.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>

diff --git a/stat.c b/stat.c
index 4d5b24367f959f285b0da8c2db1b7ae6b9731c3f..a3736c9a8c67554cb55d30ee251084494d23e048 100644 (file)
--- a/stat.c
+++ b/stat.c
@@ -1308,7 +1308,7 @@ static void add_ddir_status_json(struct thread_stat *ts,
                json_object_add_value_object(tmp_object, "percentile", percentile_object);
        for (i = 0; i < len; i++) {
                snprintf(buf, sizeof(buf), "%f", ts->percentile_list[i].u.f);
-               json_object_add_value_int(percentile_object, (const char *)buf, ovals[i]);
+               json_object_add_value_int(percentile_object, buf, ovals[i]);
        }
 
        if (output_format & FIO_OUTPUT_JSON_PLUS) {
@@ -1320,12 +1320,12 @@ static void add_ddir_status_json(struct thread_stat *ts,
                        if (ddir_rw(ddir)) {
                                if (ts->io_u_plat[ddir][i]) {
                                        snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
-                                       json_object_add_value_int(clat_bins_object, (const char *)buf, ts->io_u_plat[ddir][i]);
+                                       json_object_add_value_int(clat_bins_object, buf, ts->io_u_plat[ddir][i]);
                                }
                        } else {
                                if (ts->io_u_sync_plat[i]) {
                                        snprintf(buf, sizeof(buf), "%llu", plat_idx_to_val(i));
-                                       json_object_add_value_int(clat_bins_object, (const char *)buf, ts->io_u_sync_plat[i]);
+                                       json_object_add_value_int(clat_bins_object, buf, ts->io_u_sync_plat[i]);
                                }
                        }
                }
@@ -1661,7 +1661,7 @@ static struct json_object *show_thread_status_json(struct thread_stat *ts,
                                snprintf(buf, sizeof(buf), "%f",
                                         ts->percentile_list[i].u.f);
                                json_object_add_value_int(percentile_object,
-                                                         (const char *)buf,
+                                                         buf,
                                                          percentiles[i]);
                        }