[PATCH] sound/oss/emu10k1: fix up warning: ignoring return value of `__copy_to_user'

Here's an attempts at fixing these warnings sound/oss/emu10k1/cardwi.c:310: warning: ignoring return value of `__copy_to_user', declared with attribute warn_unused_result sound/oss/emu10k1/cardwi.c:319: warning: ignoring return value of `__copy_to_user', declared with attribute

[PATCH] sound/oss/emu10k1: fix up warning: ignoring return value of `__copy_to_user'

Here's an attempts at fixing these warnings sound/oss/emu10k1/cardwi.c:310: warning: ignoring return value of `__copy_to_user', declared with attribute warn_unused_result sound/oss/emu10k1/cardwi.c:319: warning: ignoring return value of `__copy_to_user', declared with attribute