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Fix for USB wakeup issue https://lkml.org/lkml/fancy/2011/4/20/440

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This commit is contained in:
Martin Mrvka 2011-04-26 08:12:34 +02:00 committed by Stephan Raue
parent 282e8d24a7
commit 8734e2bb4b
1 changed files with 31 additions and 0 deletions
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31
packages/linux/patches/linux-2.6.39-rc4-720_usb-wakeup.patch Normal file
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@ -0,0 +1,31 @@
===================================================================
--- linux-2.6.orig/drivers/base/power/main.c
+++ linux-2.6/drivers/base/power/main.c
@@ -63,6 +63,7 @@ void device_pm_init(struct device *dev)
dev->power.wakeup = NULL;
spin_lock_init(&dev->power.lock);
pm_runtime_init(dev);
+ INIT_LIST_HEAD(&dev->power.entry);
}
/**
Index: linux-2.6/drivers/base/power/wakeup.c
===================================================================
--- linux-2.6.orig/drivers/base/power/wakeup.c
+++ linux-2.6/drivers/base/power/wakeup.c
@@ -258,7 +258,7 @@ void device_set_wakeup_capable(struct de
if (!!dev->power.can_wakeup == !!capable)
return;
- if (device_is_registered(dev)) {
+ if (device_is_registered(dev) && !list_empty(&dev->power.entry)) {
if (capable) {
if (wakeup_sysfs_add(dev))
return;
--
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