perf probe: Use %td for pointer arithmetic result

%td is for ptrdiff_t, avoiding this warning on 32-bit:

cc1: warnings being treated as errors
builtin-probe.c: In function ‘opt_set_filter’:
builtin-probe.c:176:4: error: format ‘%ld’ expects type ‘long int’, but
argument 3 has type ‘int’

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
index fcde003..2c0e64d 100644 (file)
--- a/tools/perf/builtin-probe.c
+++ b/tools/perf/builtin-probe.c
@@ -173,7 +173,7 @@ static int opt_set_filter(const struct option *opt __used,
                        strfilter__delete(params.filter);
                params.filter = strfilter__new(str, &err);
                if (!params.filter) {
-                       pr_err("Filter parse error at %ld.\n", err - str + 1);
+                       pr_err("Filter parse error at %td.\n", err - str + 1);
                        pr_err("Source: \"%s\"\n", str);
                        pr_err("         %*c\n", (int)(err - str + 1), '^');
                        return -EINVAL;