diff --git a/kernel/power/process.c b/kernel/power/process.c
index 5fb87652f2149dd3a34f94e61e9a961303611e59..278946aecaf0d24b46b0736506de8ca3aafdc873 100644
--- a/kernel/power/process.c
+++ b/kernel/power/process.c
@@ -149,7 +149,7 @@ static int try_to_freeze_tasks(bool sig_only)
 	unsigned long end_time;
 	unsigned int todo;
 	struct timeval start, end;
-	s64 elapsed_csecs64;
+	u64 elapsed_csecs64;
 	unsigned int elapsed_csecs;
 
 	do_gettimeofday(&start);