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winegstreamer: Clean up a newly allocated buffer on error in bytestream_wrapper_pull(). 

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2020-12-05 10:32:17 -06:00 committed by Alexandre Julliard
parent 251262a44a
commit 43a5234bd9
1 changed files with 6 additions and 1 deletions
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7
dlls/winegstreamer/media_source.c
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@ -441,6 +441,7 @@ GstFlowReturn bytestream_wrapper_pull(GstPad *pad, GstObject *parent, guint64 of
{
struct media_source *source = gst_pad_get_element_private(pad);
IMFByteStream *byte_stream = source->byte_stream;
GstBuffer *new_buffer = NULL;
ULONG bytes_read;
GstMapInfo info;
BOOL is_eof;
@ -460,7 +461,7 @@ GstFlowReturn bytestream_wrapper_pull(GstPad *pad, GstObject *parent, guint64 of
return GST_FLOW_EOS;
if (!(*buf))
*buf = gst_buffer_new_and_alloc(len);
*buf = new_buffer = gst_buffer_new_and_alloc(len);
gst_buffer_map(*buf, &info, GST_MAP_WRITE);
hr = IMFByteStream_Read(byte_stream, info.data, len, &bytes_read);
gst_buffer_unmap(*buf, &info);
@ -468,7 +469,11 @@ GstFlowReturn bytestream_wrapper_pull(GstPad *pad, GstObject *parent, guint64 of
gst_buffer_set_size(*buf, bytes_read);
if (FAILED(hr))
{
if (new_buffer)
gst_buffer_unref(new_buffer);
return GST_FLOW_ERROR;
}
return GST_FLOW_OK;
}