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authorAkinobu Mita <akinobu.mita@gmail.com>2006-12-15 13:08:51 -0800
committerJeff Garzik <jeff@garzik.org>2006-12-16 10:45:28 -0500
commit9825d73ceb6cad9b9c2ee2dc2971b58dbe8623cd (patch)
treed93e3349ee07705776addd62e4ec97d83a654ac8 /drivers/ata
parent551c012d7eea3dc5ec063c7ff9c718d39e77634f (diff)
[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>
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/pata_legacy.c4
-rw-r--r--drivers/ata/pata_qdi.c4
-rw-r--r--drivers/ata/pata_winbond.c4
3 files changed, 7 insertions, 5 deletions
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index c7d1738e4e6..e7bf9d89c8e 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -698,8 +698,10 @@ static __init int legacy_init_one(int port, unsigned long io, unsigned long ctrl
goto fail_io;
pdev = platform_device_register_simple(DRV_NAME, nr_legacy_host, NULL, 0);
- if (pdev == NULL)
+ if (IS_ERR(pdev)) {
+ ret = PTR_ERR(pdev);
goto fail_dev;
+ }
if (ht6560a & mask) {
ops = &ht6560a_port_ops;
diff --git a/drivers/ata/pata_qdi.c b/drivers/ata/pata_qdi.c
index 36f621abc39..afc0d990e7d 100644
--- a/drivers/ata/pata_qdi.c
+++ b/drivers/ata/pata_qdi.c
@@ -247,8 +247,8 @@ static __init int qdi_init_one(unsigned long port, int type, unsigned long io, i
*/
pdev = platform_device_register_simple(DRV_NAME, nr_qdi_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);
diff --git a/drivers/ata/pata_winbond.c b/drivers/ata/pata_winbond.c
index 3ea345cde52..5d1f518e1cc 100644
--- a/drivers/ata/pata_winbond.c
+++ b/drivers/ata/pata_winbond.c
@@ -206,8 +206,8 @@ static __init int winbond_init_one(unsigned long port)
*/
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);