From: Masahiro Yamada Date: Fri, 18 Apr 2014 08:41:05 +0000 (+0900) Subject: fdt_support: correct the return condition of fdt_initrd() X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=50babaf852e3b48680f7ea782a756043f64f8fe2;p=u-boot.git fdt_support: correct the return condition of fdt_initrd() Before this commit, fdt_initrd() just returned if initrd start address is zero. But it is possible if the RAM is located at address 0. This commit makes the return condition more reasonable: Just return if the size of initrd is zero. Signed-off-by: Masahiro Yamada Acked-by: Simon Glass --- diff --git a/common/fdt_support.c b/common/fdt_support.c index 324d6b9019..7927a83b89 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -217,15 +217,15 @@ int fdt_initrd(void *fdt, ulong initrd_start, ulong initrd_end) int is_u64; uint64_t addr, size; + /* just return if the size of initrd is zero */ + if (initrd_start == initrd_end) + return 0; + /* find or create "/chosen" node. */ nodeoffset = fdt_find_or_add_subnode(fdt, 0, "chosen"); if (nodeoffset < 0) return nodeoffset; - /* just return if initrd_start/end aren't valid */ - if ((initrd_start == 0) || (initrd_end == 0)) - return 0; - total = fdt_num_mem_rsv(fdt); /*