tree aadfd22e7968442d04fa651eab2c64d37b4c9d87
parent ddffeb8c4d0331609ef2581d84de4d763607bd37
author Dan Carpenter <dan.carpenter@oracle.com> 1349938595 +0300
committer Linus Walleij <linus.walleij@linaro.org> 1350327003 +0200

gpio-timberdale: fix a potential wrapping issue

->last_ier is an unsigned long but the high bits can't be used int the
original code because the shift wraps.

Cc: stable@kernel.org
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>