arm, logbuffer: make it compileclean

Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>

arch/arm/lib/board.c

@@ -82,7 +82,6 @@ extern void rtl8019_get_enetaddr (uchar * addr);
 #include <i2c.h>
 #endif
 
-
 /************************************************************************
  * Coloured LED functionality
  ************************************************************************

common/cmd_log.c

@@ -68,7 +68,7 @@ static char *lbuf;
 
 unsigned long __logbuffer_base(void)
 {
-	return CONFIG_SYS_SDRAM_BASE + gd->bd->bi_memsize - LOGBUFF_LEN;
+	return CONFIG_SYS_SDRAM_BASE + gd->ram_size - LOGBUFF_LEN;
 }
 unsigned long logbuffer_base (void) __attribute__((weak, alias("__logbuffer_base")));