[PATCH] 2.5.3-dj5 synclink.c fix so that it compiles

[reddog83]

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This is a temp fix for thje synclink.c file in drivers/char it work's for me 
so DJ will you please apply this patch.
Thank you Victor Torres.
All it does it removes the #error please convert me to 
Documentation/DMA-mapping.txt 
it compiles and work's great for me.
Please apply
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