aic94xx: set an error code on failure
aic94xx: set an error code on failure

We recently did some cleanup here and now the static checkers notice
that there is a missing error code when ioremap() fails.  Let's set it
to -ENOMEM.

Signed-off-by: Dan Carpenter <ff341aa343d564f9e53e9dcb6996be8c04859a66@oracle.com>
Reviewed-by: Johannes Thumshirn <76e27a2cf2160151c27b307564ef391a743f57c5@suse.de>
Signed-off-by: James Bottomley <1acebbdca565c7b6b638bdc23b58b5610d1a56b8@Odin.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs