lmb: remove extern keyword in lmb.h

The extern keyword is not needed in include/lmb.h to declare functions.
Remove it.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Acked-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
diff --git a/include/lmb.h b/include/lmb.h
index 5efdf9d..6182054 100644
--- a/include/lmb.h
+++ b/include/lmb.h
@@ -74,13 +74,12 @@
 #endif
 };
 
-extern void lmb_init(struct lmb *lmb);
-extern void lmb_init_and_reserve(struct lmb *lmb, struct bd_info *bd,
-				 void *fdt_blob);
-extern void lmb_init_and_reserve_range(struct lmb *lmb, phys_addr_t base,
-				       phys_size_t size, void *fdt_blob);
-extern long lmb_add(struct lmb *lmb, phys_addr_t base, phys_size_t size);
-extern long lmb_reserve(struct lmb *lmb, phys_addr_t base, phys_size_t size);
+void lmb_init(struct lmb *lmb);
+void lmb_init_and_reserve(struct lmb *lmb, struct bd_info *bd, void *fdt_blob);
+void lmb_init_and_reserve_range(struct lmb *lmb, phys_addr_t base,
+				phys_size_t size, void *fdt_blob);
+long lmb_add(struct lmb *lmb, phys_addr_t base, phys_size_t size);
+long lmb_reserve(struct lmb *lmb, phys_addr_t base, phys_size_t size);
 /**
  * lmb_reserve_flags - Reserve one region with a specific flags bitfield.
  *
@@ -92,15 +91,14 @@
  */
 long lmb_reserve_flags(struct lmb *lmb, phys_addr_t base,
 		       phys_size_t size, enum lmb_flags flags);
-extern phys_addr_t lmb_alloc(struct lmb *lmb, phys_size_t size, ulong align);
-extern phys_addr_t lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align,
-			    phys_addr_t max_addr);
-extern phys_addr_t __lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align,
-			      phys_addr_t max_addr);
-extern phys_addr_t lmb_alloc_addr(struct lmb *lmb, phys_addr_t base,
-				  phys_size_t size);
-extern phys_size_t lmb_get_free_size(struct lmb *lmb, phys_addr_t addr);
-extern int lmb_is_reserved(struct lmb *lmb, phys_addr_t addr);
+phys_addr_t lmb_alloc(struct lmb *lmb, phys_size_t size, ulong align);
+phys_addr_t lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align,
+			   phys_addr_t max_addr);
+phys_addr_t __lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align,
+			     phys_addr_t max_addr);
+phys_addr_t lmb_alloc_addr(struct lmb *lmb, phys_addr_t base, phys_size_t size);
+phys_size_t lmb_get_free_size(struct lmb *lmb, phys_addr_t addr);
+int lmb_is_reserved(struct lmb *lmb, phys_addr_t addr);
 /**
  * lmb_is_reserved_flags - test if tha address is in reserved region with a bitfield flag
  *
@@ -110,10 +108,10 @@
  * Return:	if not reserved or reserved without the requested flag else 1
  */
 int lmb_is_reserved_flags(struct lmb *lmb, phys_addr_t addr, int flags);
-extern long lmb_free(struct lmb *lmb, phys_addr_t base, phys_size_t size);
+long lmb_free(struct lmb *lmb, phys_addr_t base, phys_size_t size);
 
-extern void lmb_dump_all(struct lmb *lmb);
-extern void lmb_dump_all_force(struct lmb *lmb);
+void lmb_dump_all(struct lmb *lmb);
+void lmb_dump_all_force(struct lmb *lmb);
 
 static inline phys_size_t
 lmb_size_bytes(struct lmb_region *type, unsigned long region_nr)