From c59b61c0da8fc0fb73d745de59122e290a33b122 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Thu, 23 Jul 2015 02:13:51 +0600
Subject: [PATCH] [viki] Fix height (Closes #6333)

---
 youtube_dl/extractor/viki.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/youtube_dl/extractor/viki.py b/youtube_dl/extractor/viki.py
index 51cdc6b65..3a7e9a0f2 100644
--- a/youtube_dl/extractor/viki.py
+++ b/youtube_dl/extractor/viki.py
@@ -242,8 +242,8 @@ class VikiIE(VikiBaseIE):
 
         formats = []
         for format_id, stream_dict in streams.items():
-            height = self._search_regex(
-                r'^(\d+)[pP]$', format_id, 'height', default=None)
+            height = int_or_none(self._search_regex(
+                r'^(\d+)[pP]$', format_id, 'height', default=None))
             for protocol, format_dict in stream_dict.items():
                 if format_id == 'm3u8':
                     formats = self._extract_m3u8_formats(