diff --git a/[refs] b/[refs]
index 49581928d77d..845775c996ae 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 782baa20b201100e14ce065bb7b890169e7a5d3c
+refs/heads/master: c38d66ac924e84ea3606c408b117157415df07b3
diff --git a/trunk/drivers/mfd/aat2870-core.c b/trunk/drivers/mfd/aat2870-core.c
index 345dc658ef06..02c42015ba51 100644
--- a/trunk/drivers/mfd/aat2870-core.c
+++ b/trunk/drivers/mfd/aat2870-core.c
@@ -295,7 +295,7 @@ static ssize_t aat2870_reg_write_file(struct file *file,
 {
 	struct aat2870_data *aat2870 = file->private_data;
 	char buf[32];
-	int buf_size;
+	ssize_t buf_size;
 	char *start = buf;
 	unsigned long addr, val;
 	int ret;