The BCT size check assume a quiet large image, however if the image
doesn't contains a bootloader it won't be that large. Change the size
check to check for the smallest possible BCT size which is currently
the T20 BCT.
Signed-off-by: Alban Bedel <alban.bedel@xxxxxxxxxxxxxxxxx>
---
src/cbootimage.h | 1 +
src/data_layout.c | 2 +-
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/cbootimage.h b/src/cbootimage.h
index 63f0ee9..b94ed52 100644
--- a/src/cbootimage.h
+++ b/src/cbootimage.h
@@ -49,6 +49,7 @@
#define MAX_MTS_SIZE (4 * 1024 * 1024)
+#define NVBOOT_CONFIG_TABLE_SIZE_MIN 4080
#define NVBOOT_CONFIG_TABLE_SIZE_MAX (10 * 1024)
/*
diff --git a/src/data_layout.c b/src/data_layout.c
index e91d13c..8ac7ddf 100644
--- a/src/data_layout.c
+++ b/src/data_layout.c
@@ -1052,7 +1052,7 @@ int get_bct_size_from_image(build_image_context *context)
if (!fp)
return -ENODATA;
- if (fread(buffer, 1, NVBOOT_CONFIG_TABLE_SIZE_MAX, fp) != NVBOOT_CONFIG_TABLE_SIZE_MAX) {
+ if (fread(buffer, 1, NVBOOT_CONFIG_TABLE_SIZE_MAX, fp) < NVBOOT_CONFIG_TABLE_SIZE_MIN) {
fclose(fp);
return -ENODATA;
}
--
2.6.2
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