From: Madan Srinivas madans@ti.com
Fix the size calculation in the verify boot. The header size should be subtracted from the image size, not be assigned to the image size.
Fixes: 0830d72bb9f8 ("arm: am33xx: security: adds auth support for encrypted images") Signed-off-by: Madan Srinivas madans@ti.com Signed-off-by: Dan Murphy dmurphy@ti.com Signed-off-by: Andrew F. Davis afd@ti.com --- arch/arm/mach-omap2/sec-common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-omap2/sec-common.c b/arch/arm/mach-omap2/sec-common.c index 2630e7d316..674517e30b 100644 --- a/arch/arm/mach-omap2/sec-common.c +++ b/arch/arm/mach-omap2/sec-common.c @@ -130,7 +130,7 @@ int secure_boot_verify_image(void **image, size_t *size) *size = sig_addr - cert_addr; /* Subtract out the signature size */ /* Subtract header if present */ if (strncmp((char *)sig_addr, "CERT_ISW_", 9) == 0) - *size = ((u32 *)*image)[HEADER_SIZE_OFFSET]; + *size -= ((u32 *)*image)[HEADER_SIZE_OFFSET]; cert_size = *size;
/* Check if image load address is 32-bit aligned */