Input: mice - handle errors when registering input devices

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 9 insertions, 2 deletions

diff --git a/drivers/input/mouse/amimouse.c b/drivers/input/mouse/amimouse.c
index 599a7b2dc519..239a0e16d91a 100644
--- a/drivers/input/mouse/amimouse.c
+++ b/drivers/input/mouse/amimouse.c
@@ -95,10 +95,13 @@ static void amimouse_close(struct input_dev *dev)
 
 static int __init amimouse_init(void)
 {
+        int err;
+
         if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_MOUSE))
                 return -ENODEV;
 
-        if (!(amimouse_dev = input_allocate_device()))
+        amimouse_dev = input_allocate_device();
+        if (!amimouse_dev)
                 return -ENOMEM;
 
         amimouse_dev->name = "Amiga mouse";
@@ -114,7 +117,11 @@ static int __init amimouse_init(void)
         amimouse_dev->open = amimouse_open;
         amimouse_dev->close = amimouse_close;
 
-        input_register_device(amimouse_dev);
+        err = input_register_device(amimouse_dev);
+        if (err) {
+                input_free_device(amimouse_dev);
+                return err;
+        }
 
         return 0;
 }