[PATCH 3/6] perf util: hint missing file when tool tips fail to load

[David Carrillo-Cisneros]

Besides memory allocation failure, tips.txt may fail to load
because the file is not found (a more likely cause).

Communicate that to the user in tips failure warning.

Signed-off-by: David Carrillo-Cisneros <davi...@google.com>
---
 tools/perf/util/util.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index d8b45cea54d0..6097d87429e2 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -696,7 +696,8 @@ const char *perf_tip(const char *dirpath)
 
        tips = strlist__new("tips.txt", &conf);
        if (tips == NULL)
-               return errno == ENOENT ? NULL : "Tip: get more memory! ;-p";
+               return errno == ENOENT ? NULL :
+                       "Tip: check path of tips.txt or get more memory! ;-p";
 
        if (strlist__nr_entries(tips) == 0)
                goto out;
-- 
2.12.2.715.g7642488e1d-goog