[PATCH] ata: fix platform_device_register_simple() error check
The return value of platform_device_register_simple() should be checked
by IS_ERR().
Cc: Jeff Garzik <jgarzik@pobox.com>
Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/ata/pata_winbond.c b/drivers/ata/pata_winbond.c
index 3ea345c..5d1f518 100644
--- a/drivers/ata/pata_winbond.c
+++ b/drivers/ata/pata_winbond.c
@@ -206,8 +206,8 @@
*/
pdev = platform_device_register_simple(DRV_NAME, nr_winbond_host, NULL, 0);
- if (pdev == NULL)
- return -ENOMEM;
+ if (IS_ERR(pdev))
+ return PTR_ERR(pdev);
memset(&ae, 0, sizeof(struct ata_probe_ent));
INIT_LIST_HEAD(&ae.node);