From c309c2da147c2f166132341d578a41d3d9132966 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Sat, 20 Apr 2013 08:42:46 +0000 Subject: fdt: Skip checking FDT if the pointer is NULL If we have no FDT, don't attempt to read from it. This allows sandbox to run without an FDT if required. Signed-off-by: Simon Glass --- lib/fdtdec.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'lib/fdtdec.c') diff --git a/lib/fdtdec.c b/lib/fdtdec.c index 60369fbc57..ac1fe0be20 100644 --- a/lib/fdtdec.c +++ b/lib/fdtdec.c @@ -354,7 +354,8 @@ int fdtdec_check_fdt(void) */ int fdtdec_prepare_fdt(void) { - if (((uintptr_t)gd->fdt_blob & 3) || fdt_check_header(gd->fdt_blob)) { + if (!gd->fdt_blob || ((uintptr_t)gd->fdt_blob & 3) || + fdt_check_header(gd->fdt_blob)) { printf("No valid FDT found - please append one to U-Boot " "binary, use u-boot-dtb.bin or define " "CONFIG_OF_EMBED. For sandbox, use -d \n"); -- cgit v1.2.1