dinput: Fix typo.

[Vitaliy Margolen]

As most "harmless" typos this one was a NULL dereference.
JoystickWvt has a "static const" forward declaration.
---
  dlls/dinput/joystick_linux.c |    4 ++--
  1 files changed, 2 insertions(+), 2 deletions(-)
-------------- next part --------------
A non-text attachment was scrubbed...
Name: 609ccb2c85e822eb11632069f9bee49b1550a61f.diff
Type: text/x-patch
Size: 654 bytes
Desc: not available
Url : http://www.winehq.org/pipermail/wine-patches/attachments/20070728/9bce922b/609ccb2c85e822eb11632069f9bee49b1550a61f.bin