3 files changed, 18 insertions, 7 deletions

diff --git a/drivers/macintosh/mediabay.c b/drivers/macintosh/mediabay.c
index 82add26cc665..818aba368541 100644
--- a/drivers/macintosh/mediabay.c
+++ b/drivers/macintosh/mediabay.c
@@ -84,7 +84,7 @@ struct media_bay_info {
         int                             cd_irq;
         int                             cd_retry;
 #endif
-#if defined(CONFIG_BLK_DEV_IDE_PMAC) || defined(CONFIG_MAC_FLOPPY)
+#if defined(CONFIG_BLK_DEV_IDE_PMAC)
         int                             cd_index;
 #endif
 };
@@ -417,6 +417,7 @@ static void poll_media_bay(struct media_bay_info* bay)
         }
 }
 
+#ifdef CONFIG_BLK_DEV_IDE_PMAC
 int check_media_bay(struct device_node *which_bay, int what)
 {
         int     i;
@@ -432,7 +433,6 @@ int check_media_bay(struct device_node *which_bay, int what)
 }
 EXPORT_SYMBOL(check_media_bay);
 
-#ifdef CONFIG_BLK_DEV_IDE_PMAC
 int check_media_bay_by_base(unsigned long base, int what)
 {
         int     i;
@@ -556,7 +556,8 @@ static void media_bay_step(int i)
                                 printk("mediabay %d, registering IDE...\n", i);
                                 pmu_suspend();
                                 ide_port_scan(bay->cd_port);
-                                bay->cd_index = bay->cd_port->index;
+                                if (bay->cd_port->present)
+                                        bay->cd_index = bay->cd_port->index;
                                 pmu_resume();
                         }
                         if (bay->cd_index == -1) {
diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c
index 77ad192962c5..d86d57af282a 100644
--- a/drivers/macintosh/smu.c
+++ b/drivers/macintosh/smu.c
@@ -483,12 +483,15 @@ int __init smu_init (void)
 
         if (smu_cmdbuf_abs == 0) {
                 printk(KERN_ERR "SMU: Command buffer not allocated !\n");
+                of_node_put(np);
                 return -EINVAL;
         }
 
         smu = alloc_bootmem(sizeof(struct smu_device));
-        if (smu == NULL)
+        if (smu == NULL) {
+                of_node_put(np);
                 return -ENOMEM;
+        }
         memset(smu, 0, sizeof(*smu));
 
         spin_lock_init(&smu->lock);
diff --git a/drivers/macintosh/therm_adt746x.c b/drivers/macintosh/therm_adt746x.c
index 54f4942a2968..5366dc93fb38 100644
--- a/drivers/macintosh/therm_adt746x.c
+++ b/drivers/macintosh/therm_adt746x.c
@@ -562,18 +562,24 @@ thermostat_init(void)
                 therm_type = ADT7460;
         else if (of_device_is_compatible(np, "adt7467"))
                 therm_type = ADT7467;
-        else
+        else {
+                of_node_put(np);
                 return -ENODEV;
+        }
 
         prop = of_get_property(np, "hwsensor-params-version", NULL);
         printk(KERN_INFO "adt746x: version %d (%ssupported)\n", *prop,
                          (*prop == 1)?"":"un");
-        if (*prop != 1)
+        if (*prop != 1) {
+                of_node_put(np);
                 return -ENODEV;
+        }
 
         prop = of_get_property(np, "reg", NULL);
-        if (!prop)
+        if (!prop) {
+                of_node_put(np);
                 return -ENODEV;
+        }
 
         /* look for bus either by path or using "reg" */
         if (strstr(np->full_name, "/i2c-bus@") != NULL) {
@@ -610,6 +616,7 @@ thermostat_init(void)
         
         if (of_dev == NULL) {
                 printk(KERN_ERR "Can't register temperatures device !\n");
+                of_node_put(np);
                 return -ENODEV;
         }