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authorSrivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>2012-02-17 23:39:51 +0100
committerRafael J. Wysocki <rjw@sisk.pl>2012-03-04 23:08:37 +0100
commit05b4877f6a4f1ba4952d1222213d262bf8c132b7 (patch)
tree7205a80a5919c1f389873c78740d504800fb60e5 /kernel
parent4782e1654bdbd30cf307da090b3c4f70157477cb (diff)
PM / Hibernate: Enable usermodehelpers in hibernate() error path
If create_basic_memory_bitmaps() fails, usermodehelpers are not re-enabled before returning. Fix this. And while at it, reword the goto labels so that they look more meaningful. Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com> Cc: stable@vger.kernel.org Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/power/hibernate.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index 72baaf011fb7..0a186cfde788 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -618,7 +618,7 @@ int hibernate(void)
/* Allocate memory management structures */
error = create_basic_memory_bitmaps();
if (error)
- goto Exit;
+ goto Enable_umh;
printk(KERN_INFO "PM: Syncing filesystems ... ");
sys_sync();
@@ -626,7 +626,7 @@ int hibernate(void)
error = freeze_processes();
if (error)
- goto Finish;
+ goto Free_bitmaps;
error = hibernation_snapshot(hibernation_mode == HIBERNATION_PLATFORM);
if (error || freezer_test_done)
@@ -659,8 +659,9 @@ int hibernate(void)
/* Don't bother checking whether freezer_test_done is true */
freezer_test_done = false;
- Finish:
+ Free_bitmaps:
free_basic_memory_bitmaps();
+ Enable_umh:
usermodehelper_enable();
Exit:
pm_notifier_call_chain(PM_POST_HIBERNATION);