From: Jan Schmidt <jan@centricular.com>
Date: Mon, 29 Jul 2019 18:01:55 +0000 (+1000)
Subject: exiftag: Don't output rational numbers with denominator = 0
X-Git-Tag: 1.19.3~511^2~980
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=dd966c437ffa3c9b8abc0138b9d1cad726d5ec65;p=platform%2Fupstream%2Fgstreamer.git

exiftag: Don't output rational numbers with denominator = 0
---

diff --git a/gst-libs/gst/tag/gstexiftag.c b/gst-libs/gst/tag/gstexiftag.c
index b615779..4ee04d1 100644
--- a/gst-libs/gst/tag/gstexiftag.c
+++ b/gst-libs/gst/tag/gstexiftag.c
@@ -1502,6 +1502,9 @@ exif_reader_read_rational_tag (GstExifReader * exif_reader,
     }
   }
 
+  if (frac_d == 0)
+    return FALSE;               /* Ignore invalid fractions */
+
   if (_frac_n)
     *_frac_n = frac_n;
   if (_frac_d)