fix CID: 1512404
When there have no val value should not xmlFree it.
Signed-off-by: Steven Liu <l...@chinaffmpeg.org>
---
libavformat/dashdec.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/libavformat/dashdec.c b/libavformat/dashdec.c
index 63bf7e96a5..bf9adf2183 100644
--- a/libavformat/dashdec.c
+++ b/libavformat/dashdec.c
@@ -1185,8 +1185,10 @@ static int parse_programinformation(AVFormatContext *s,
xmlNodePtr node)
}
}
node = xmlNextElementSibling(node);
- xmlFree(val);
- val = NULL;
+ if (val) {
+ xmlFree(val);
+ val = NULL;
+ }
}
return 0;
}
--
2.25.0
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