fix compiler warnings in acorn.c

warning: 'adfs_partition' defined but not used
warning: 'riscix_partition' defined but not used
warning: 'linux_partition' defined but not used
Signed-off-by: Denver Gingerich <denver@ossguy.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/partitions/acorn.c

@@ -25,6 +25,8 @@
 #define PARTITION_RISCIX_SCSI	2
 #define PARTITION_LINUX		9
 
+#if defined(CONFIG_ACORN_PARTITION_CUMANA) || \
+	defined(CONFIG_ACORN_PARTITION_ADFS)
 static struct adfs_discrecord *
 adfs_partition(struct parsed_partitions *state, char *name, char *data,
 	       unsigned long first_sector, int slot)
@@ -48,6 +50,7 @@ adfs_partition(struct parsed_partitions *state, char *name, char *data,
 	put_partition(state, slot, first_sector, nr_sects);
 	return dr;
 }
+#endif
 
 #ifdef CONFIG_ACORN_PARTITION_RISCIX
 
@@ -65,6 +68,8 @@ struct riscix_record {
 	struct riscix_part part[8];
 };
 
+#if defined(CONFIG_ACORN_PARTITION_CUMANA) || \
+	defined(CONFIG_ACORN_PARTITION_ADFS)
 static int
 riscix_partition(struct parsed_partitions *state, struct block_device *bdev,
 		unsigned long first_sect, int slot, unsigned long nr_sects)
@@ -105,6 +110,7 @@ riscix_partition(struct parsed_partitions *state, struct block_device *bdev,
 	return slot;
 }
 #endif
+#endif
 
 #define LINUX_NATIVE_MAGIC 0xdeafa1de
 #define LINUX_SWAP_MAGIC   0xdeafab1e
@@ -115,6 +121,8 @@ struct linux_part {
 	__le32 nr_sects;
 };
 
+#if defined(CONFIG_ACORN_PARTITION_CUMANA) || \
+	defined(CONFIG_ACORN_PARTITION_ADFS)
 static int
 linux_partition(struct parsed_partitions *state, struct block_device *bdev,
 		unsigned long first_sect, int slot, unsigned long nr_sects)
@@ -146,6 +154,7 @@ linux_partition(struct parsed_partitions *state, struct block_device *bdev,
 	put_dev_sector(sect);
 	return slot;
 }
+#endif
 
 #ifdef CONFIG_ACORN_PARTITION_CUMANA
 int