[MTD NAND] Make various initfuncs static, remove #ifdef MODULE from exitfuncs

We all inherited the same error from the original NAND board driver which
got copied and changed. Fix them all at once...

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
diff --git a/drivers/mtd/nand/sharpsl.c b/drivers/mtd/nand/sharpsl.c
index d375cb3..60e10c0 100644
--- a/drivers/mtd/nand/sharpsl.c
+++ b/drivers/mtd/nand/sharpsl.c
@@ -155,7 +155,7 @@
 /*
  * Main initialization routine
  */
-int __init sharpsl_nand_init(void)
+static int __init sharpsl_nand_init(void)
 {
 	struct nand_chip *this;
 	struct mtd_partition *sharpsl_partition_info;
@@ -257,7 +257,6 @@
 /*
  * Clean up routine
  */
-#ifdef MODULE
 static void __exit sharpsl_nand_cleanup(void)
 {
 	struct nand_chip *this = (struct nand_chip *)&sharpsl_mtd[1];
@@ -272,7 +271,6 @@
 }
 
 module_exit(sharpsl_nand_cleanup);
-#endif
 
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>");