lmb: Rename _lmb_alloc_addr() to lmb_alloc_addr_flags()

lmb_alloc_addr_flags() is a wrapper for _lmb_alloc_addr() and it's the
only function using it. Rename _lmb_alloc_addr() to lmb_alloc_addr_flags()
and remove the wrapper.

Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Tested-by: Sam Protsenko <semen.protsenko@linaro.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
diff --git a/lib/lmb.c b/lib/lmb.c
index bdaaa63..7ca4459 100644
--- a/lib/lmb.c
+++ b/lib/lmb.c
@@ -748,7 +748,7 @@
 	return alloc;
 }
 
-static phys_addr_t _lmb_alloc_addr(phys_addr_t base, phys_size_t size, u32 flags)
+phys_addr_t lmb_alloc_addr(phys_addr_t base, phys_size_t size, u32 flags)
 {
 	long rgn;
 	struct lmb_region *lmb_memory = lmb.available_mem.data;
@@ -772,11 +772,6 @@
 	return 0;
 }
 
-phys_addr_t lmb_alloc_addr(phys_addr_t base, phys_size_t size, uint flags)
-{
-	return _lmb_alloc_addr(base, size, flags);
-}
-
 /* Return number of bytes from a given address that are free */
 phys_size_t lmb_get_free_size(phys_addr_t addr)
 {