staging: vt6655: Remove unused code inside switch case

This patch removes dead code in private_ioctl function and
iwctl_siwmode function, in file ioctl.c.

Inside switch, for a case no code gets executed
after break.

This was detected by smatch.

Signed-off-by: Tapasweni Pathak <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/vt6655/ioctl.c

···
 	int		result = 0;
 	PWLAN_IE_SSID	pItemSSID;
 	SCmdBSSJoin	sJoinCmd;
-	SCmdZoneTypeSet	sZoneTypeCmd;
 	SCmdScan	sScanCmd;
 	SCmdStartAP	sStartAPCmd;
 	SCmdSetWEP	sWEPCmd;
···
 	case WLAN_CMD_ZONETYPE_SET:
 		/* mike add :can't support. */
 		result = -EOPNOTSUPP;
-		break;
-
-		if (copy_from_user(&sZoneTypeCmd, pReq->data, sizeof(SCmdZoneTypeSet))) {
-			result = -EFAULT;
-			break;
-		}
-
-		if (sZoneTypeCmd.bWrite == true) {
-			/* write zonetype */
-			if (sZoneTypeCmd.ZoneType == ZoneType_USA) {
-				/* set to USA */
-				pr_debug("set_ZoneType:USA\n");
-			} else if (sZoneTypeCmd.ZoneType == ZoneType_Japan) {
-				/* set to Japan */
-				pr_debug("set_ZoneType:Japan\n");
-			} else if (sZoneTypeCmd.ZoneType == ZoneType_Europe) {
-				/* set to Europe */
-				pr_debug("set_ZoneType:Europe\n");
-			}
-		} else {
-			/* read zonetype */
-			unsigned char zonetype = 0;
-
-			if (zonetype == 0x00) {		/* USA */
-				sZoneTypeCmd.ZoneType = ZoneType_USA;
-			} else if (zonetype == 0x01) {	/* Japan */
-				sZoneTypeCmd.ZoneType = ZoneType_Japan;
-			} else if (zonetype == 0x02) {	/* Europe */
-				sZoneTypeCmd.ZoneType = ZoneType_Europe;
-			} else {			/* Unknown ZoneType */
-				pr_err("Error:ZoneType[%x] Unknown ???\n", zonetype);
-				result = -EFAULT;
-				break;
-			}
-			if (copy_to_user(pReq->data, &sZoneTypeCmd, sizeof(SCmdZoneTypeSet))) {
-				result = -EFAULT;
-				break;
-			}
-		}
 		break;
 
 	case WLAN_CMD_BSS_JOIN:

drivers/staging/vt6655/iwctl.c

···
 		rc = -EOPNOTSUPP;
 		break;
 
-		if (pMgmt->eConfigMode != WMAC_CONFIG_AP) {
-			pMgmt->eConfigMode = WMAC_CONFIG_AP;
-			if (pDevice->flags & DEVICE_FLAGS_OPENED)
-				pDevice->bCommit = true;
-
-		}
-		pr_debug("set mode to Access Point\n");
-		break;
-
 	case IW_MODE_REPEAT:
 		pMgmt->eConfigMode = WMAC_CONFIG_ESS_STA;
 		rc = -EOPNOTSUPP;