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authorLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-20 16:00:33 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-20 16:00:33 -0700
commit1d345dac1f30af1cd9f3a1faa12f9f18f17f236e (patch)
tree42a7deda7589edf704fe60dc262046755bd3f6a8 /drivers/base/power/resume.c
parentfb395884576684ebb54b19b1054f4caed589d5f0 (diff)
parent87c8a4433b608261a9becdb0ce2d2f2ed4b71d05 (diff)
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Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/driver-2.6
Diffstat (limited to 'drivers/base/power/resume.c')
-rw-r--r--drivers/base/power/resume.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/base/power/resume.c b/drivers/base/power/resume.c
index 26468971ef5a..bdd96b03b885 100644
--- a/drivers/base/power/resume.c
+++ b/drivers/base/power/resume.c
@@ -22,6 +22,9 @@ extern int sysdev_resume(void);
int resume_device(struct device * dev)
{
+ int error = 0;
+
+ down(&dev->sem);
if (dev->power.pm_parent
&& dev->power.pm_parent->power.power_state) {
dev_err(dev, "PM: resume from %d, parent %s still %d\n",
@@ -31,9 +34,10 @@ int resume_device(struct device * dev)
}
if (dev->bus && dev->bus->resume) {
dev_dbg(dev,"resuming\n");
- return dev->bus->resume(dev);
+ error = dev->bus->resume(dev);
}
- return 0;
+ up(&dev->sem);
+ return error;
}