PM / hibernate: Declare variables as static

Fixing sparse warnings: 'symbol not declared. Should it be static?'

Signed-off-by: Pushkar Jambhlekar <pushkar.iit@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index d79a38de425a0d642834adb5e8ac68ba237db93d..a628cccafa4ac7dcc858140e53ab69f4ad15f7d8 100644 (file)
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -1422,7 +1422,7 @@ static unsigned int nr_meta_pages;
  * Numbers of normal and highmem page frames allocated for hibernation image
  * before suspending devices.
  */
-unsigned int alloc_normal, alloc_highmem;
+static unsigned int alloc_normal, alloc_highmem;
 /*
  * Memory bitmap used for marking saveable pages (during hibernation) or
  * hibernation image pages (during restore)