staging: rtl8192e: Remove case customer_id = RT_CID_DEFAULT, ..

customer_id is initialize to zero. Changing customer_id to RT_CID_DEFAULT
will not change customer_id as it is already zero. default and
EEPROM_CID_WHQL contain only a break. Remove useless code lines to
increase readability.
Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/58df9db5da84991206266e739b2a12c893d1be8e.1680427945.git.philipp.g.hortmann@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c

@@ -432,9 +432,6 @@ static void _rtl92e_read_eeprom_info(struct net_device *dev)
 		priv->chnl_plan = priv->reg_chnl_plan;
 
 	switch (priv->eeprom_customer_id) {
-	case EEPROM_CID_DEFAULT:
-		priv->customer_id = RT_CID_DEFAULT;
-		break;
 	case EEPROM_CID_NetCore:
 		priv->customer_id = RT_CID_819X_NETCORE;
 		break;
@@ -445,11 +442,6 @@ static void _rtl92e_read_eeprom_info(struct net_device *dev)
 		else
 			priv->chnl_plan = 0x0;
 		break;
-
-	case EEPROM_CID_WHQL:
-		break;
-	default:
-		break;
 	}
 
 	if (priv->chnl_plan > CHANNEL_PLAN_LEN - 1)

drivers/staging/rtl8192e/rtl8192e/r8192E_hw.h

@@ -30,10 +30,8 @@ enum baseband_config {
 #define EEPROM_TxPwIndex_CCK			0x2C
 #define EEPROM_TxPwIndex_OFDM_24G	0x3A
 
-#define EEPROM_CID_DEFAULT			0x0
 #define EEPROM_CID_TOSHIBA				0x4
 #define EEPROM_CID_NetCore				0x5
-#define EEPROM_CID_WHQL					0xFE
 enum _RTL8192PCI_HW {
 	MAC0			= 0x000,
 	MAC4			= 0x004,