perf hwmon_pmu: Constify the variables returning bsearch() on const tables

To address const-correctness errors on newer glibcs (-Werror=discarded-qualifiers).

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/hwmon_pmu.c b/tools/perf/util/hwmon_pmu.c
index 279d6b1a47f03c77715c6e1971a06857a411a528..fb3ffa8d32ad2a93ae1a355e1247ccc1b74e09ee 100644 (file)
--- a/tools/perf/util/hwmon_pmu.c
+++ b/tools/perf/util/hwmon_pmu.c
@@ -161,7 +161,7 @@ bool parse_hwmon_filename(const char *filename,
                          bool *alarm)
 {
        char fn_type[24];
-       const char **elem;
+       const char * const *elem;
        const char *fn_item = NULL;
        size_t fn_item_len;