dshow: avoid duplicate NULL check before free
Signed-off-by: rogerdpack <rogerpack2005@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -104,14 +104,10 @@ dshow_read_close(AVFormatContext *s)
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if (ctx->device_filter[AudioDevice])
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IBaseFilter_Release(ctx->device_filter[AudioDevice]);
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if (ctx->device_name[0])
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av_freep(&ctx->device_name[0]);
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if (ctx->device_name[1])
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av_freep(&ctx->device_name[1]);
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if (ctx->device_unique_name[0])
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av_freep(&ctx->device_unique_name[0]);
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if (ctx->device_unique_name[1])
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av_freep(&ctx->device_unique_name[1]);
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av_freep(&ctx->device_name[0]);
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av_freep(&ctx->device_name[1]);
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av_freep(&ctx->device_unique_name[0]);
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av_freep(&ctx->device_unique_name[1]);
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if(ctx->mutex)
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CloseHandle(ctx->mutex);
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