[PATCH] matroxfb: simply return what i2c_add_driver() does

[PATCH] matroxfb: simply return what i2c_add_driver() does

insmod will tell us when the module failed to load.  We do no further
processing on the return from i2c_add_driver(), so just return what
i2c_add_driver() did, instead of storing it.

Add __init/__exit annotations while we're at it.

Signed-off-by: Arthur Othieno <[email protected]>
Acked-by: Jean Delvare <[email protected]>
Acked-by: Petr Vandrovec <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>