usb: gadget: m66592-udc: forever loop in set_feature()

commit 5feb5d2003499b1094d898c010a7604d7afddc4c upstream.

There is an "&&" vs "||" typo here so this loops 3000 times or if we get
unlucky it could loop forever.

Fixes: ceaa0a6eeadf ('usb: gadget: m66592-udc: add support for TEST_MODE')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
[bwh: Backported to 3.2: adjust filename]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

diff --git a/drivers/usb/gadget/m66592-udc.c b/drivers/usb/gadget/m66592-udc.c
index 9aa1cbb..9716d61 100644 (file)
--- a/drivers/usb/gadget/m66592-udc.c
+++ b/drivers/usb/gadget/m66592-udc.c
@@ -1052,7 +1052,7 @@ static void set_feature(struct m66592 *m66592, struct usb_ctrlrequest *ctrl)
                                tmp = m66592_read(m66592, M66592_INTSTS0) &
                                                                M66592_CTSQ;
                                udelay(1);
-                       } while (tmp != M66592_CS_IDST || timeout-- > 0);
+                       } while (tmp != M66592_CS_IDST && timeout-- > 0);
 
                        if (tmp == M66592_CS_IDST)
                                m66592_bset(m66592,