Staging: sxg: fix build warnings in sxg.c

This compiles out some functions that are not being used to keep the
build clean so that we can see the "real" warnings and errors.

Cc: Mithlesh Thukral <mithlesh@linsyssoft.com>
Cc: LinSysSoft Sahara Team <saharaproj@linsyssoft.com>
Cc: Christopher Harrer <charrer@alacritech.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/sxg/sxg.c

@@ -133,13 +133,14 @@ void sxg_collect_statistics(struct adapter_t *adapter);
 
 #define XXXTODO 0
 
+#if XXXTODO
 static int sxg_mac_set_address(struct net_device *dev, void *ptr);
+static void sxg_unmap_mmio_space(struct adapter_t *adapter);
+#endif
 static void sxg_mcast_set_list(struct net_device *dev);
 
 static int sxg_adapter_set_hwaddr(struct adapter_t *adapter);
 
-static void sxg_unmap_mmio_space(struct adapter_t *adapter);
-
 static int sxg_initialize_adapter(struct adapter_t *adapter);
 static void sxg_stock_rcv_buffers(struct adapter_t *adapter);
 static void sxg_complete_descriptor_blocks(struct adapter_t *adapter,
@@ -3035,7 +3036,9 @@ static int sxg_read_mdio_reg(struct adapter_t *adapter,
  * complemented), we must then transpose the value and return bits 30-23.
  */
 static u32 sxg_crc_table[256];/* Table of CRC's for all possible byte values */
+#if XXXTODO
 static u32 sxg_crc_init;	/* Is table initialized */
+#endif
 
 /* Contruct the CRC32 table */
 static void sxg_mcast_init_crc32(void)
@@ -3060,6 +3063,7 @@ static void sxg_mcast_init_crc32(void)
 	}
 }
 
+#if XXXTODO
 /*
  *  Return the MAC hast as described above.
  */
@@ -3087,6 +3091,7 @@ static unsigned char sxg_mcast_get_mac_hash(char *macaddr)
 
 	return (machash);
 }
+#endif
 
 static void sxg_mcast_set_mask(struct adapter_t *adapter)
 {
@@ -3130,6 +3135,7 @@ static void sxg_mcast_set_mask(struct adapter_t *adapter)
 	}
 }
 
+#if XXXTODO
 /*
  *  Allocate a mcast_address structure to hold the multicast address.
  *  Link it in.
@@ -3178,6 +3184,7 @@ static void sxg_mcast_set_bit(struct adapter_t *adapter, char *address)
 	/* OR in the new bit into our 64 bit mask. */
 	adapter->MulticastMask |= (u64) 1 << crcpoly;
 }
+#endif
 
 static void sxg_mcast_set_list(struct net_device *dev)
 {
@@ -3191,6 +3198,7 @@ static void sxg_mcast_set_list(struct net_device *dev)
 	sxg_mcast_set_mask(adapter);
 }
 
+#if XXXTODO
 static void sxg_unmap_mmio_space(struct adapter_t *adapter)
 {
 #if LINUX_FREES_ADAPTER_RESOURCES
@@ -3202,6 +3210,7 @@ static void sxg_unmap_mmio_space(struct adapter_t *adapter)
  */
 #endif
 }
+#endif
 
 void sxg_free_sgl_buffers(struct adapter_t *adapter)
 {