1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 15ae6fd575b2..8f0dc7776e7d 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -506,7 +506,7 @@ static int mxt_write_object(struct mxt_data *data,
         u16 reg;
 
         object = mxt_get_object(data, type);
-        if (!object)
+        if (!object || offset >= object->size + 1)
                 return -EINVAL;
 
         reg = object->start_address;