[Spice-devel] [PATCH] Fixed error when trying to access undefined source buffer without checking it first

[Christophe Fergeau]

I've pushed this after rewording the commit log.

Thanks!

Christophe

On Thu, Jul 28, 2016 at 10:50:05AM +0100, Oliver Gutierrez wrote:
> ---
>  playback.js | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)
> 
> diff --git a/playback.js b/playback.js
> index 9659381..b5954da 100644
> --- a/playback.js
> +++ b/playback.js
> @@ -107,21 +107,20 @@ SpicePlaybackConn.prototype.process_channel_message = function(msg)
>               So we do two things.  First, we seek forward.  Second, we compute how much of a gap
>               there would have been, and essentially eliminate it.
>          */
> +        if (! this.source_buffer)
> +            return true;
> +
>          if (this.last_data_time && data.time >= (this.last_data_time + GAP_DETECTION_THRESHOLD))
>          {
>              this.skip_until = data.time;
> -            this.gap_time = (data.time - this.start_time) - 
> +            this.gap_time = (data.time - this.start_time) -
>                (this.source_buffer.buffered.end(this.source_buffer.buffered.end.length - 1) * 1000.0).toFixed(0);
>          }
>  
>          this.last_data_time = data.time;
>  
> -
>          DEBUG > 1 && console.log("PlaybackData; time " + data.time + "; length " + data.data.byteLength);
>  
> -        if (! this.source_buffer)
> -            return true;
> -
>          if (this.start_time == 0)
>              this.start_playback(data);
>  
> -- 
> 2.7.4
> 
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