Commit 61dd08c6 authored by Alan's avatar Alan Committed by Jeff Garzik

libata-sff: Don't call bmdma_stop on non DMA capable controllers

Fixes bogus accesses to ports 0-15 with a non DMA capable controller.
This I think should go in for 2.6.20
Signed-off-by: default avatarAlan Cox <alan@redhat.com>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent b2a8bbe6
......@@ -827,7 +827,8 @@ void ata_bmdma_error_handler(struct ata_port *ap)
*/
void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc)
{
ata_bmdma_stop(qc);
if (qc->ap->ioaddr.bmdma_addr)
ata_bmdma_stop(qc);
}
#ifdef CONFIG_PCI
......
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