pata_legacy: don't call ata_host_detach() after initialization failure
ata_host_detach() detaches an attached port and shouldn't be called on
a port which hasn't been attached yet. pata_legacy incorrectly calls
ata_host_detach() on unattached port after initialization failure
causing oops. Fix it.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index 6c59969..d2177f7 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -1278,8 +1278,6 @@
}
}
fail:
- if (host)
- ata_host_detach(host);
platform_device_unregister(pdev);
return ret;
}