On 10/12/22 08:59, Simon Glass wrote:
Hi Sean,

On Tue, 11 Oct 2022 at 15:52, Sean Anderson <sean.ander...@seco.com> wrote:

Just like we exclude data-size, data-position, and data-offset from
fit_config_check_sig, we must exclude them while signing as well.

Fixes: 8edecd3110e ("fit: Fix verification of images with external data")
Fixes: c522949a29d ("rsa: sig: fix config signature check for fit with padding")
Signed-off-by: Sean Anderson <sean.ander...@seco.com>
---

  tools/image-host.c | 7 ++++++-
  1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tools/image-host.c b/tools/image-host.c
index 698adfb3e1d..5ba6e3bbce0 100644
--- a/tools/image-host.c
+++ b/tools/image-host.c
@@ -917,7 +917,12 @@ static int fit_config_get_regions(const void *fit, int 
conf_noffset,
                                   int *region_countp, char **region_propp,
                                   int *region_proplen)
  {
-       char * const exc_prop[] = {"data"};
+       char * const exc_prop[] = {
+               "data",
+               "data-size",
+               "data-position",
+               "data-offset"
+       };
         struct strlist node_inc;
         struct image_region *region;
         struct fdt_region fdt_regions[100];
--
2.35.1.1320.gc452695387.dirty


It looks like we should be able to use FIT_DATA_POSITION_PROP (etc.) here?

Probably. fit_config_check_sig would also need to be updated.

--Sean

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