On 19.07.21 14:20, Marek Behún wrote:
From: Pali Rohár <[email protected]>
Function image_version() returns unsigned value, so it can never be
negative. Explicitly check for two supported image versions: v0 and v1.
Signed-off-by: Pali Rohár <[email protected]>
Reviewed-by: Marek Behún <[email protected]>
Reviewed-by: Stefan Roese <[email protected]>
Thanks,
Stefan
---
tools/kwboot.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/kwboot.c b/tools/kwboot.c
index 1d32c1b7ad..7feeaa45a2 100644
--- a/tools/kwboot.c
+++ b/tools/kwboot.c
@@ -634,7 +634,7 @@ kwboot_img_patch_hdr(void *img, size_t size)
}
image_ver = image_version(img);
- if (image_ver < 0) {
+ if (image_ver != 0 && image_ver != 1) {
fprintf(stderr, "Invalid image header version\n");
errno = EINVAL;
goto out;
Viele Grüße,
Stefan
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