env: common: Drop env_get_char_memory()

This function is the same as env_get_char_spec() apart from dropping the
brackets. Drop the brackets from env_get_char_spec() and use that instead
of env_get_char_memory().

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/env/common.c b/env/common.c
index f0ffe4e..842c0f7 100644
--- a/env/common.c
+++ b/env/common.c
@@ -29,11 +29,6 @@
 
 __weak uchar env_get_char_spec(int index)
 {
-	return *((uchar *)(gd->env_addr + index));
-}
-
-static uchar env_get_char_memory(int index)
-{
 	return *(uchar *)(gd->env_addr + index);
 }
 
@@ -42,8 +37,6 @@
 	/* if env is not set up, or crc was bad, use the default environment */
 	if (!gd->env_valid)
 		return default_environment[index];
-	else if (gd->flags & GD_FLG_RELOC)  /* if relocated to RAM */
-		return env_get_char_memory(index);
 	else
 		return env_get_char_spec(index);
 }