3 files changed, 28 insertions, 8 deletions

diff --git a/drivers/input/serio/sa1111ps2.c b/drivers/input/serio/sa1111ps2.c
index 40ec545..ad7d23b 100644
--- a/drivers/input/serio/sa1111ps2.c
+++ b/drivers/input/serio/sa1111ps2.c
@@ -124,13 +124,16 @@ static int ps2_open(struct serio *io)
 	struct ps2if *ps2if = io->port_data;
 	int ret;
 
-	sa1111_enable_device(ps2if->dev);
+	ret = sa1111_enable_device(ps2if->dev);
+	if (ret)
+		return ret;
 
 	ret = request_irq(ps2if->dev->irq[0], ps2_rxint, 0,
 			  SA1111_DRIVER_NAME(ps2if->dev), ps2if);
 	if (ret) {
 		printk(KERN_ERR "sa1111ps2: could not allocate IRQ%d: %d\n",
 			ps2if->dev->irq[0], ret);
+		sa1111_disable_device(ps2if->dev);
 		return ret;
 	}
 
@@ -140,6 +143,7 @@ static int ps2_open(struct serio *io)
 		printk(KERN_ERR "sa1111ps2: could not allocate IRQ%d: %d\n",
 			ps2if->dev->irq[1], ret);
 		free_irq(ps2if->dev->irq[0], ps2if);
+		sa1111_disable_device(ps2if->dev);
 		return ret;
 	}
 
diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c
index 27f2fe3..0735c3e 100644
--- a/drivers/pcmcia/sa1111_generic.c
+++ b/drivers/pcmcia/sa1111_generic.c
@@ -163,12 +163,18 @@ int sa1111_pcmcia_add(struct sa1111_dev *dev, struct pcmcia_low_level *ops,
 static int pcmcia_probe(struct sa1111_dev *dev)
 {
 	void __iomem *base;
+	int ret;
+
+	ret = sa1111_enable_device(dev);
+	if (ret)
+		return ret;
 
 	dev_set_drvdata(&dev->dev, NULL);
 
-	if (!request_mem_region(dev->res.start, 512,
-				SA1111_DRIVER_NAME(dev)))
+	if (!request_mem_region(dev->res.start, 512, SA1111_DRIVER_NAME(dev))) {
+		sa1111_disable_device(dev);
 		return -EBUSY;
+	}
 
 	base = dev->mapbase;
 
@@ -212,6 +218,7 @@ static int __devexit pcmcia_remove(struct sa1111_dev *dev)
 	}
 
 	release_mem_region(dev->res.start, 512);
+	sa1111_disable_device(dev);
 	return 0;
 }
 
diff --git a/drivers/usb/host/ohci-sa1111.c b/drivers/usb/host/ohci-sa1111.c
index 7d2aa62..f61f4f9 100644
--- a/drivers/usb/host/ohci-sa1111.c
+++ b/drivers/usb/host/ohci-sa1111.c
@@ -27,9 +27,10 @@ extern int usb_disabled(void);
 
 /*-------------------------------------------------------------------------*/
 
-static void sa1111_start_hc(struct sa1111_dev *dev)
+static int sa1111_start_hc(struct sa1111_dev *dev)
 {
 	unsigned int usb_rst = 0;
+	int ret;
 
 	printk(KERN_DEBUG "%s: starting SA-1111 OHCI USB Controller\n",
 	       __FILE__);
@@ -57,9 +58,13 @@ static void sa1111_start_hc(struct sa1111_dev *dev)
 	 * Now, carefully enable the USB clock, and take
 	 * the USB host controller out of reset.
 	 */
-	sa1111_enable_device(dev);
-	udelay(11);
-	sa1111_writel(usb_rst, dev->mapbase + SA1111_USB_RESET);
+	ret = sa1111_enable_device(dev);
+	if (ret == 0) {
+		udelay(11);
+		sa1111_writel(usb_rst, dev->mapbase + SA1111_USB_RESET);
+	}
+
+	return ret;
 }
 
 static void sa1111_stop_hc(struct sa1111_dev *dev)
@@ -140,7 +145,10 @@ int usb_hcd_sa1111_probe (const struct hc_driver *driver,
 	}
 	hcd->regs = dev->mapbase;
 
-	sa1111_start_hc(dev);
+	ret = sa1111_start_hc(dev);
+	if (ret)
+		goto err2;
+
 	ohci_hcd_init(hcd_to_ohci(hcd));
 
 	retval = usb_add_hcd(hcd, dev->irq[1], 0);
@@ -148,6 +156,7 @@ int usb_hcd_sa1111_probe (const struct hc_driver *driver,
 		return retval;
 
 	sa1111_stop_hc(dev);
+ err2:
 	release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
  err1:
 	usb_put_hcd(hcd);