diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index 7a484fc7cb9e..7e975f606924 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -199,6 +199,8 @@ int misc_register(struct miscdevice * misc)
 	dev_t dev;
 	int err = 0;
 
+	INIT_LIST_HEAD(&misc->list);
+
 	down(&misc_sem);
 	list_for_each_entry(c, &misc_list, list) {
 		if (c->minor == misc->minor) {
diff --git a/drivers/char/mmtimer.c b/drivers/char/mmtimer.c
index 22b9905c1e52..c09160383a53 100644
--- a/drivers/char/mmtimer.c
+++ b/drivers/char/mmtimer.c
@@ -680,7 +680,7 @@ static int __init mmtimer_init(void)
 	if (sn_rtc_cycles_per_second < 100000) {
 		printk(KERN_ERR "%s: unable to determine clock frequency\n",
 		       MMTIMER_NAME);
-		return -1;
+		goto out1;
 	}
 
 	mmtimer_femtoperiod = ((unsigned long)1E15 + sn_rtc_cycles_per_second /
@@ -689,13 +689,13 @@ static int __init mmtimer_init(void)
 	if (request_irq(SGI_MMTIMER_VECTOR, mmtimer_interrupt, IRQF_PERCPU, MMTIMER_NAME, NULL)) {
 		printk(KERN_WARNING "%s: unable to allocate interrupt.",
 			MMTIMER_NAME);
-		return -1;
+		goto out1;
 	}
 
 	if (misc_register(&mmtimer_miscdev)) {
 		printk(KERN_ERR "%s: failed to register device\n",
 		       MMTIMER_NAME);
-		return -1;
+		goto out2;
 	}
 
 	/* Get max numbered node, calculate slots needed */
@@ -709,16 +709,18 @@ static int __init mmtimer_init(void)
 	if (timers == NULL) {
 		printk(KERN_ERR "%s: failed to allocate memory for device\n",
 				MMTIMER_NAME);
-		return -1;
+		goto out3;
 	}
 
+	memset(timers,0,(sizeof(mmtimer_t *)*maxn));
+
 	/* Allocate mmtimer_t's for each online node */
 	for_each_online_node(node) {
 		timers[node] = kmalloc_node(sizeof(mmtimer_t)*NUM_COMPARATORS, GFP_KERNEL, node);
 		if (timers[node] == NULL) {
 			printk(KERN_ERR "%s: failed to allocate memory for device\n",
 				MMTIMER_NAME);
-			return -1;
+			goto out4;
 		}
 		for (i=0; i< NUM_COMPARATORS; i++) {
 			mmtimer_t * base = timers[node] + i;
@@ -739,6 +741,17 @@ static int __init mmtimer_init(void)
 	       sn_rtc_cycles_per_second/(unsigned long)1E6);
 
 	return 0;
+
+out4:
+	for_each_online_node(node) {
+		kfree(timers[node]);
+	}
+out3:
+	misc_deregister(&mmtimer_miscdev);
+out2:
+	free_irq(SGI_MMTIMER_VECTOR, NULL);
+out1:
+	return -1;
 }
 
 module_init(mmtimer_init);
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 774fa861169a..33e1f66e39cb 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -1155,6 +1155,7 @@ struct tpm_chip *tpm_register_hardware(struct device *dev, const struct tpm_vend
 
 	if (sysfs_create_group(&dev->kobj, chip->vendor.attr_group)) {
 		list_del(&chip->list);
+		misc_deregister(&chip->vendor.miscdev);
 		put_device(dev);
 		clear_bit(chip->dev_num, dev_mask);
 		kfree(chip);
diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
index ab4da79ee560..31d5a13bfd6b 100644
--- a/drivers/input/misc/hp_sdc_rtc.c
+++ b/drivers/input/misc/hp_sdc_rtc.c
@@ -695,7 +695,9 @@ static int __init hp_sdc_rtc_init(void)
 
 	if ((ret = hp_sdc_request_timer_irq(&hp_sdc_rtc_isr)))
 		return ret;
-	misc_register(&hp_sdc_rtc_dev);
+	if (misc_register(&hp_sdc_rtc_dev) != 0)
+		printk(KERN_INFO "Could not register misc. dev for i8042 rtc\n");
+
         create_proc_read_entry ("driver/rtc", 0, NULL,
 				hp_sdc_rtc_read_proc, NULL);
 
diff --git a/drivers/macintosh/apm_emu.c b/drivers/macintosh/apm_emu.c
index 1293876a2ebd..8862a83b8d84 100644
--- a/drivers/macintosh/apm_emu.c
+++ b/drivers/macintosh/apm_emu.c
@@ -529,7 +529,8 @@ static int __init apm_emu_init(void)
 	if (apm_proc)
 		apm_proc->owner = THIS_MODULE;
 
-	misc_register(&apm_device);
+	if (misc_register(&apm_device) != 0)
+		printk(KERN_INFO "Could not create misc. device for apm\n");
 
 	pmu_register_sleep_notifier(&apm_sleep_notifier);