doc-rst: linux_tv: remove whitespaces
Let's remove bad whitespaces on the entire book. That helps to avoid mixing whitespace removal with other patches. Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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@ -76,7 +76,7 @@ started. In the write loop, when the application runs out of free
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buffers it must wait until an empty buffer can be dequeued and reused.
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Two methods exist to suspend execution of the application until one or
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more buffers can be dequeued. By default :ref:`VIDIOC_DQBUF
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<VIDIOC_QBUF>`` blocks when no buffer is in the outgoing queue. When the
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<VIDIOC_QBUF>` blocks when no buffer is in the outgoing queue. When the
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``O_NONBLOCK`` flag was given to the :ref:`open() <func-open>` function,
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:ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` returns immediately with an ``EAGAIN``
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error code when no buffer is available. The :ref:`select()
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