Helge Deller b752c7b207 parisc: Avoid zeroing gr[0] in fixup_exception()
Register gr[0] holds the PSW in interrupt context. It's absolutely
unlikely that the compiler will use register zero in a get_user() call,
but better BUG on such a case in fixup_exception() anyway.

Signed-off-by: Helge Deller <deller@gmx.de>
2017-06-09 11:34:53 +02:00
..