icom: fixing a if clause spaghetti

adapter->version can only be ADAPTER_V2 or ADAPTER_V1. So,
that OR operand in the "if" clause is non-sense and can be removed.

Signed-off-by: Breno Leitao <leitao@linux.vnet.ibm.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>