staging: qlge: Removed unnecessary variable

coccicheck reported warning for unnecessary variable used.
This patch fixes the same by removing the variable and
returning value directly.

Signed-off-by: Aliasgar Surti <aliasgar.surti500@gmail.com>
Link: https://lore.kernel.org/r/1568812596-25926-1-git-send-email-aliasgar.surti500@gmail.com


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