perf tools: Replace error() with pr_err()

To consolidate the error reporting facility.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-b41iot1094katoffdf19w9zk@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 0 insertions, 16 deletions

diff --git a/tools/perf/util/usage.c b/tools/perf/util/usage.c
index 37225dc72738..bf185f28b19e 100644
--- a/tools/perf/util/usage.c
+++ b/tools/perf/util/usage.c
@@ -28,15 +28,9 @@ static __noreturn void die_builtin(const char *err, va_list params)
 	exit(128);
 }
 
-static void error_builtin(const char *err, va_list params)
-{
-	report(" Error: ", err, params);
-}
-
 /* If we are in a dlopen()ed .so write to a global variable would segfault
  * (ugh), so keep things static. */
 static void (*usage_routine)(const char *err) __noreturn = usage_builtin;
-static void (*error_routine)(const char *err, va_list params) = error_builtin;
 
 void usage(const char *err)
 {
@@ -51,13 +45,3 @@ void die(const char *err, ...)
 	die_builtin(err, params);
 	va_end(params);
 }
-
-int error(const char *err, ...)
-{
-	va_list params;
-
-	va_start(params, err);
-	error_routine(err, params);
-	va_end(params);
-	return -1;
-}