[U-Boot] [PATCH] vboot: Do not use hashed-strings offset

Teddy Reed teddy.reed at gmail.com
Sun Jun 3 18:46:50 UTC 2018


The hashed-strings signature property includes two uint32_t values.
The first is unneeded as there should never be a start offset into the
strings region. The second, the size, is needed because the added
signature node appends to this region.

See tools/image-host.c, where a static 0 value is used for the offset.

Signed-off-by: Teddy Reed <teddy.reed at gmail.com>
---
 common/image-sig.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/common/image-sig.c b/common/image-sig.c
index f65d883..9b0a872 100644
--- a/common/image-sig.c
+++ b/common/image-sig.c
@@ -372,8 +372,7 @@ int fit_config_check_sig(const void *fit, int noffset, int required_keynode,
 	/* Add the strings */
 	strings = fdt_getprop(fit, noffset, "hashed-strings", NULL);
 	if (strings) {
-		fdt_regions[count].offset = fdt_off_dt_strings(fit) +
-				fdt32_to_cpu(strings[0]);
+		fdt_regions[count].offset = fdt_off_dt_strings(fit);
 		fdt_regions[count].size = fdt32_to_cpu(strings[1]);
 		count++;
 	}
-- 
2.7.4



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