staging: wilc1000: Remove useless function
GCC warns that 'wid' is unused in wilc_remove_key and it's correct; the variable is only local. Get rid of the function (since it just returns zero) and shuffle the remaining code into one if statement. Signed-off-by: Nathan Chancellor <natechancellor@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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