perf hists browser: Remove superfluous null check on map

'map' is being already checked if it is NULL at the start of
do_zoom_dso(), so the second subsequent check is superfluous and can be
removed.

Signed-off-by: Colin King <colin.king@canonical.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1471278343-14999-1-git-send-email-colin.king@canonical.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Colin Ian King 2016-08-15 17:25:43 +01:00 committed by Arnaldo Carvalho de Melo
parent 11196b7916
commit 6637e6f1ac

View File

@ -2440,8 +2440,6 @@ do_zoom_dso(struct hist_browser *browser, struct popup_action *act)
browser->hists->dso_filter = NULL;
ui_helpline__pop();
} else {
if (map == NULL)
return 0;
ui_helpline__fpush("To zoom out press ESC or ENTER + \"Zoom out of %s DSO\"",
__map__is_kernel(map) ? "the Kernel" : map->dso->short_name);
browser->hists->dso_filter = map->dso;