staging: wilc1000: remove redundant assignment to variable result

The variable result is being initialized with a value that
is never read and is being re-assigned later on. The assignment
is redundant and hence can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20200114172720.376286-1-colin.king@canonical.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>