staging: rtl8192e: Remove case customer_id = RT_CID_DLINK

customer_id is initialize to zero. Changing customer_id to RT_CID_DLINK
would not change the program execution as there is no equation for
RT_CID_DLINK. Remove useless code lines to increase readability.
Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/e4ecef11015c32c9909cd07e0939c4de53fd501a.1680427945.git.philipp.g.hortmann@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192e/rtl8192e/r8192E_dev.c

@@ -431,9 +431,6 @@ static void _rtl92e_read_eeprom_info(struct net_device *dev)
 	else
 		priv->chnl_plan = priv->reg_chnl_plan;
 
-	if (priv->eeprom_vid == 0x1186 &&  priv->eeprom_did == 0x3304)
-		priv->customer_id =  RT_CID_DLINK;
-
 	switch (priv->eeprom_customer_id) {
 	case EEPROM_CID_DEFAULT:
 		priv->customer_id = RT_CID_DEFAULT;
@@ -460,9 +457,6 @@ static void _rtl92e_read_eeprom_info(struct net_device *dev)
 	case EEPROM_CID_Pronet:
 		priv->customer_id = RT_CID_PRONET;
 		break;
-	case EEPROM_CID_DLINK:
-		priv->customer_id = RT_CID_DLINK;
-		break;
 
 	case EEPROM_CID_WHQL:
 		break;

drivers/staging/rtl8192e/rtl8192e/r8192E_hw.h

@@ -37,7 +37,6 @@ enum baseband_config {
 #define EEPROM_CID_NetCore				0x5
 #define EEPROM_CID_Nettronix			0x6
 #define EEPROM_CID_Pronet				0x7
-#define EEPROM_CID_DLINK				0x8
 #define EEPROM_CID_WHQL					0xFE
 enum _RTL8192PCI_HW {
 	MAC0			= 0x000,

drivers/staging/rtl8192e/rtl8192e/rtl_core.h

@@ -134,7 +134,6 @@ enum rt_customer_id {
 	RT_CID_TOSHIBA	  = 9,
 	RT_CID_819X_NETCORE     = 10,
 	RT_CID_Nettronix	= 11,
-	RT_CID_DLINK	    = 12,
 	RT_CID_PRONET	   = 13,
 };