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[PATCH] ide: if the id fields looks screwy, disable DMA
It's the safer choice. Originally due to a bug in itx821x, but a generally sound thing to do. Signed-off-by: Jens Axboe <axboe@suse.de>
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@ -750,7 +750,7 @@ void ide_dma_verbose(ide_drive_t *drive)
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goto bug_dma_off;
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printk(", DMA");
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} else if (id->field_valid & 1) {
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printk(", BUG");
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goto bug_dma_off;
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}
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return;
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bug_dma_off:
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