USB: fix memory leak in berry_charge driver

This fixes a small memory leak that happens every time the device is
plugged in.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/usb/misc/berry_charge.c b/drivers/usb/misc/berry_charge.c
index 92c1d2768df9..24e2dc3148a4 100644
--- a/drivers/usb/misc/berry_charge.c
+++ b/drivers/usb/misc/berry_charge.c
@@ -71,7 +71,7 @@ static int magic_charge(struct usb_device *udev)
         if (retval != 2) {
                 dev_err(&udev->dev, "First magic command failed: %d.\n",
                         retval);
-                return retval;
+                goto exit;
         }
 
         dbg(&udev->dev, "Sending second magic command\n");
@@ -80,7 +80,7 @@ static int magic_charge(struct usb_device *udev)
         if (retval != 0) {
                 dev_err(&udev->dev, "Second magic command failed: %d.\n",
                         retval);
-                return retval;
+                goto exit;
         }
 
         dbg(&udev->dev, "Calling set_configuration\n");
@@ -88,6 +88,8 @@ static int magic_charge(struct usb_device *udev)
         if (retval)
                 dev_err(&udev->dev, "Set Configuration failed :%d.\n", retval);
 
+exit:
+        kfree(dummy_buffer);
         return retval;
 }
 
@@ -112,6 +114,7 @@ static int magic_dual_mode(struct usb_device *udev)
         if (retval)
                 dev_err(&udev->dev, "Set Configuration failed :%d.\n", retval);
 
+        kfree(dummy_buffer);
         return retval;
 }