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authorJens Axboe <axboe@suse.de>2006-07-28 02:58:26 -0400
committerJens Axboe <axboe@suse.de>2006-07-28 02:58:26 -0400
commit0a8348d08677ad77ee353f96eb8745c693a05a13 (patch)
tree15f087cf114f487b70aa668236a0a3a094d1e30f
parent361934849e9c0418950bedf667732f36337d88b9 (diff)
[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>
-rw-r--r--drivers/ide/ide-dma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index 98918fb6b2ce..7c3a13e1cf64 100644
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -750,7 +750,7 @@ void ide_dma_verbose(ide_drive_t *drive)
750 goto bug_dma_off; 750 goto bug_dma_off;
751 printk(", DMA"); 751 printk(", DMA");
752 } else if (id->field_valid & 1) { 752 } else if (id->field_valid & 1) {
753 printk(", BUG"); 753 goto bug_dma_off;
754 } 754 }
755 return; 755 return;
756bug_dma_off: 756bug_dma_off: