rtspconnection: Handle EOF on writev() after checking for all other error conditions

Otherwise we would return EOF if nothing was written in any case, even
if this was actually a case of TIMEOUT or EWOULDBLOCK for example.

Thanks to Edward Hervey for debugging and finding this issue.
This commit is contained in:
Sebastian Dröge 2018-11-30 12:47:57 +02:00
parent 87a9f2b92c
commit 8a54cc3b16

View file

@ -1269,7 +1269,7 @@ writev_bytes (GOutputStream * stream, GOutputVector * vectors, gint n_vectors,
g_pollable_output_stream_writev_nonblocking (G_POLLABLE_OUTPUT_STREAM
(stream), vectors, n_vectors, &written, cancellable, &err);
_bytes_written += written;
if (G_UNLIKELY (!res))
if (G_UNLIKELY (!res || written == 0))
goto error;
/* skip vectors that have been written in full */
@ -1295,10 +1295,8 @@ error:
{
*bytes_written = _bytes_written;
if (G_UNLIKELY (written == 0))
return GST_RTSP_EEOF;
GST_DEBUG ("%s", err->message);
if (err)
GST_DEBUG ("%s", err->message);
if (g_error_matches (err, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
g_clear_error (&err);
return GST_RTSP_EINTR;
@ -1308,7 +1306,11 @@ error:
} else if (g_error_matches (err, G_IO_ERROR, G_IO_ERROR_TIMED_OUT)) {
g_clear_error (&err);
return GST_RTSP_ETIMEOUT;
} else if (G_UNLIKELY (written == 0)) {
g_clear_error (&err);
return GST_RTSP_EEOF;
}
g_clear_error (&err);
return GST_RTSP_ESYS;
}