iwlwifi : fix checkpatch.pl errors

Patch fixes checkpatch.pl errors for iwlwifi.

Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-io.h b/drivers/net/wireless/iwlwifi/iwl-3945-io.h
index 1daa3f0..7dea155 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-io.h
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-io.h
@@ -107,7 +107,7 @@
 	int ret = _iwl3945_poll_bit(priv, addr, bits, mask, timeout);
 	IWL_DEBUG_IO("poll_bit(0x%08X, 0x%08X, 0x%08X) - %s- %s %d\n",
 		      addr, bits, mask,
-		      unlikely(ret  == -ETIMEDOUT)?"timeout":"", f, l);
+		      unlikely(ret  == -ETIMEDOUT) ? "timeout" : "", f, l);
 	return ret;
 }
 #define iwl3945_poll_bit(priv, addr, bits, mask, timeout) \