iwlegacy: change some symbols duplicated from iwlwifi directory

drivers/net/wireless/iwlegacy/built-in.o:(.rodata+0x29f0): multiple definition of `iwl_rates'
drivers/net/wireless/iwlwifi/built-in.o:(.rodata+0xa68): first defined here
powerpc64-linux-ld: Warning: size of symbol `iwl_rates' changed from 143 in drivers/net/wireless/iwlwifi/built-in.o to 130 in drivers/net/wireless/iwlegacy/built-in.o
drivers/net/wireless/iwlegacy/built-in.o:(.data+0x0): multiple definition of `bt_coex_active'
drivers/net/wireless/iwlwifi/built-in.o:(.data+0x668): first defined here
drivers/net/wireless/iwlegacy/built-in.o:(.rodata+0x750): multiple definition of `iwl_eeprom_band_1'
drivers/net/wireless/iwlwifi/built-in.o:(.rodata+0x27d0): first defined here
drivers/net/wireless/iwlegacy/built-in.o:(.rodata+0x3f0): multiple definition of `iwl_bcast_addr'
drivers/net/wireless/iwlwifi/built-in.o:(.rodata+0x24f8): first defined here
drivers/net/wireless/iwlegacy/built-in.o:(.bss+0x3d48): multiple definition of `iwl_debug_level'
drivers/net/wireless/iwlwifi/built-in.o:(.bss+0x21950): first defined here

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlegacy/iwl-eeprom.h b/drivers/net/wireless/iwlegacy/iwl-eeprom.h
index 0744f8d..c59c810 100644
--- a/drivers/net/wireless/iwlegacy/iwl-eeprom.h
+++ b/drivers/net/wireless/iwlegacy/iwl-eeprom.h
@@ -144,7 +144,7 @@
 #define EEPROM_4965_BOARD_PBA                  (2*0x56+1) /* 9 bytes */
 
 /* 2.4 GHz */
-extern const u8 iwl_eeprom_band_1[14];
+extern const u8 iwlegacy_eeprom_band_1[14];
 
 /*
  * factory calibration data for one txpower level, on one channel,