[SCSI] st: remove unused st_buffer.in_use
I noticed that in_use in st_buffer is not used. The patch below against 2.6.17-rc3 removes it, assuming there is no future use for it. It was tested in a sparc SS20 with a DLT4000. Signed-off-by: Martin Habets <errandir_news@mph.eclipse.co.uk> Acked-by: Kai Mkisara <kai.makisara@kolumbus.fi> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
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@ -3599,7 +3599,6 @@ static struct st_buffer *
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tb->use_sg = max_sg;
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tb->use_sg = max_sg;
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tb->frp = (struct st_buf_fragment *)(&(tb->sg[0]) + max_sg);
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tb->frp = (struct st_buf_fragment *)(&(tb->sg[0]) + max_sg);
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tb->in_use = 1;
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tb->dma = need_dma;
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tb->dma = need_dma;
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tb->buffer_size = got;
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tb->buffer_size = got;
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@ -31,7 +31,6 @@ struct st_request {
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/* The tape buffer descriptor. */
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/* The tape buffer descriptor. */
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struct st_buffer {
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struct st_buffer {
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unsigned char in_use;
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unsigned char dma; /* DMA-able buffer */
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unsigned char dma; /* DMA-able buffer */
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unsigned char do_dio; /* direct i/o set up? */
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unsigned char do_dio; /* direct i/o set up? */
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int buffer_size;
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int buffer_size;
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