ab8500_fg: match return type of wait_for_completion_timeout

return type of wait_for_completion_timeout is unsigned long not int. as
timeout is used for wait_for_completion_timeout exclusively here its
type is simply changed to unsigned long.

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
diff --git a/drivers/power/ab8500_fg.c b/drivers/power/ab8500_fg.c
index 94d3b10..73288da 100644
--- a/drivers/power/ab8500_fg.c
+++ b/drivers/power/ab8500_fg.c
@@ -622,7 +622,7 @@
 	u8 low, high;
 	int val;
 	int ret;
-	int timeout;
+	unsigned long timeout;
 
 	if (!completion_done(&di->ab8500_fg_complete)) {
 		timeout = wait_for_completion_timeout(
@@ -716,7 +716,7 @@
 int ab8500_fg_inst_curr_blocking(struct ab8500_fg *di)
 {
 	int ret;
-	int timeout;
+	unsigned long timeout;
 	int res = 0;
 
 	ret = ab8500_fg_inst_curr_start(di);