Commit 0a8348d0 authored by Jens Axboe's avatar Jens Axboe

[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: default avatarJens Axboe <axboe@suse.de>
parent 36193484
......@@ -750,7 +750,7 @@ void ide_dma_verbose(ide_drive_t *drive)
goto bug_dma_off;
printk(", DMA");
} else if (id->field_valid & 1) {
printk(", BUG");
goto bug_dma_off;
}
return;
bug_dma_off:
......
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