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authorGreg Kroah-Hartman <gregkh@suse.de>2011-11-26 19:46:19 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2011-11-26 19:46:48 -0800
commit47b649590dbbea182f854d6470ee1cd59b7b7684 (patch)
treea2de3610f9c5e963234cffb35b9d559aab62e164 /drivers/devfreq/devfreq.c
parent3af5154a869bc278a829bb03e65a709480e821b0 (diff)
parentcaca6a03d365883564885f2c1da3e88dcf65d139 (diff)
downloadolio-linux-3.10-47b649590dbbea182f854d6470ee1cd59b7b7684.tar.xz
olio-linux-3.10-47b649590dbbea182f854d6470ee1cd59b7b7684.zip
Merge 3.2-rc3 into usb-linus
This pulls in the latest USB bugfixes and helps a few of the drivers merge nicer in the future due to changes in both branches. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/devfreq/devfreq.c')
-rw-r--r--drivers/devfreq/devfreq.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 5d15b812377..59d24e9cb8c 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -15,7 +15,9 @@
#include <linux/errno.h>
#include <linux/err.h>
#include <linux/init.h>
+#include <linux/module.h>
#include <linux/slab.h>
+#include <linux/stat.h>
#include <linux/opp.h>
#include <linux/devfreq.h>
#include <linux/workqueue.h>
@@ -416,10 +418,14 @@ out:
*/
int devfreq_remove_device(struct devfreq *devfreq)
{
+ bool central_polling;
+
if (!devfreq)
return -EINVAL;
- if (!devfreq->governor->no_central_polling) {
+ central_polling = !devfreq->governor->no_central_polling;
+
+ if (central_polling) {
mutex_lock(&devfreq_list_lock);
while (wait_remove_device == devfreq) {
mutex_unlock(&devfreq_list_lock);
@@ -431,7 +437,7 @@ int devfreq_remove_device(struct devfreq *devfreq)
mutex_lock(&devfreq->lock);
_remove_devfreq(devfreq, false); /* it unlocks devfreq->lock */
- if (!devfreq->governor->no_central_polling)
+ if (central_polling)
mutex_unlock(&devfreq_list_lock);
return 0;