gdi32: fix unchecked NULL ptr in BIDI_Reorder

[Alexander Dorofeyev]

4th try, retaining input pointer const qualifier as suggested.

Alexandre Julliard wrote:
    > Alexander Dorofeyev <alexd14 at hushmail.com> writes:
    >
    > You should pass separate in and out pointers, since the input pointer
    > is const you can't use it in place of the output one.


---
     dlls/gdi32/bidi.c |   28 +++++++++++++++++-----------
     1 files changed, 17 insertions(+), 11 deletions(-)



-------------- next part --------------
A non-text attachment was scrubbed...
Name: 4c1b1c1bbb9e6bc0b17f2e0be347ec3b093d72e8.diff
Type: text/x-patch
Size: 3047 bytes
Desc: not available
Url : http://www.winehq.org/pipermail/wine-patches/attachments/20071023/5429a45b/attachment.bin