With the new vendor boot image introduced in versions 3 and 4 of boot image header, the header check must be done for both boot image and vendor boot image. Thus, replace android_image_check_header() by is_android_boot_image_header() to only refer to boot image header check.
Signed-off-by: Safae Ouajih souajih@baylibre.com Reviewed-by: Simon Glass sjg@chromium.org Reviewed-by: Mattijs Korpershoek mkorpershoek@baylibre.com --- boot/image-android.c | 17 ++++------------- boot/image-board.c | 2 +- cmd/abootimg.c | 4 ++-- drivers/fastboot/fb_mmc.c | 3 +-- include/image.h | 22 +++++++++++----------- 5 files changed, 19 insertions(+), 29 deletions(-)
diff --git a/boot/image-android.c b/boot/image-android.c index b070974791..ac7cb479c1 100644 --- a/boot/image-android.c +++ b/boot/image-android.c @@ -122,18 +122,9 @@ int android_image_get_kernel(const struct andr_boot_img_hdr_v0 *hdr, int verify, return 0; }
-/** - * android_image_check_header() - Check the magic of boot image - * - * This checks the header of Android boot image and verifies the - * magic is "ANDROID!" - * - * @hdr: Pointer to boot image - * Return: 0 if the magic is correct, non-zero if there is a magic mismatch - */ -int android_image_check_header(const struct andr_boot_img_hdr_v0 *hdr) +bool is_android_boot_image_header(const struct andr_boot_img_hdr_v0 *hdr) { - return memcmp(ANDR_BOOT_MAGIC, hdr->magic, ANDR_BOOT_MAGIC_SIZE); + return !memcmp(ANDR_BOOT_MAGIC, hdr, ANDR_BOOT_MAGIC_SIZE); }
ulong android_image_get_end(const struct andr_boot_img_hdr_v0 *hdr) @@ -240,7 +231,7 @@ bool android_image_get_dtbo(ulong hdr_addr, ulong *addr, u32 *size) bool ret = true;
hdr = map_sysmem(hdr_addr, sizeof(*hdr)); - if (android_image_check_header(hdr)) { + if (!is_android_boot_image_header(hdr)) { printf("Error: Boot Image header is incorrect\n"); ret = false; goto exit; @@ -289,7 +280,7 @@ static bool android_image_get_dtb_img_addr(ulong hdr_addr, ulong *addr) bool ret = true;
hdr = map_sysmem(hdr_addr, sizeof(*hdr)); - if (android_image_check_header(hdr)) { + if (!is_android_boot_image_header(hdr)) { printf("Error: Boot Image header is incorrect\n"); ret = false; goto exit; diff --git a/boot/image-board.c b/boot/image-board.c index e5d71a3d54..9295b6d0c8 100644 --- a/boot/image-board.c +++ b/boot/image-board.c @@ -284,7 +284,7 @@ int genimg_get_format(const void *img_addr) return IMAGE_FORMAT_FIT; } if (IS_ENABLED(CONFIG_ANDROID_BOOT_IMAGE) && - !android_image_check_header(img_addr)) + is_android_boot_image_header(img_addr)) return IMAGE_FORMAT_ANDROID;
return IMAGE_FORMAT_INVALID; diff --git a/cmd/abootimg.c b/cmd/abootimg.c index 026c03f91c..b5cfb141ef 100644 --- a/cmd/abootimg.c +++ b/cmd/abootimg.c @@ -26,7 +26,7 @@ static int abootimg_get_ver(int argc, char *const argv[]) return CMD_RET_USAGE;
hdr = map_sysmem(abootimg_addr(), sizeof(*hdr)); - if (android_image_check_header(hdr)) { + if (!is_android_boot_image_header(hdr)) { printf("Error: Boot Image header is incorrect\n"); res = CMD_RET_FAILURE; goto exit; @@ -73,7 +73,7 @@ static int abootimg_get_dtb_load_addr(int argc, char *const argv[]) return CMD_RET_USAGE;
hdr = map_sysmem(abootimg_addr(), sizeof(*hdr)); - if (android_image_check_header(hdr)) { + if (!is_android_boot_image_header(hdr)) { printf("Error: Boot Image header is incorrect\n"); res = CMD_RET_FAILURE; goto exit; diff --git a/drivers/fastboot/fb_mmc.c b/drivers/fastboot/fb_mmc.c index 6d0112fdf4..086e5f7843 100644 --- a/drivers/fastboot/fb_mmc.c +++ b/drivers/fastboot/fb_mmc.c @@ -313,8 +313,7 @@ static lbaint_t fb_mmc_get_boot_header(struct blk_desc *dev_desc, }
/* Check boot header magic string */ - res = android_image_check_header(hdr); - if (res != 0) { + if (!is_android_boot_image_header(hdr)) { pr_err("bad boot image magic\n"); fastboot_fail("boot partition not initialized", response); return 0; diff --git a/include/image.h b/include/image.h index 735484117d..6e67cf4817 100644 --- a/include/image.h +++ b/include/image.h @@ -1736,17 +1736,6 @@ struct cipher_algo *image_get_cipher_algo(const char *full_name);
struct andr_boot_img_hdr_v0;
-/** - * android_image_check_header() - Check the magic of boot image - * - * This checks the header of Android boot image and verifies the - * magic is "ANDROID!" - * - * @hdr: Pointer to image header - * Return: 0 if the magic is correct, non-zero if there is a magic mismatch - */ -int android_image_check_header(const struct andr_boot_img_hdr_v0 *hdr); - /** * android_image_get_kernel() - Processes kernel part of Android boot images * @@ -1838,6 +1827,17 @@ ulong android_image_get_kcomp(const struct andr_boot_img_hdr_v0 *hdr); void android_print_contents(const struct andr_boot_img_hdr_v0 *hdr); bool android_image_print_dtb_contents(ulong hdr_addr);
+/** + * is_android_boot_image_header() - Check the magic of boot image + * + * This checks the header of Android boot image and verifies the + * magic is "ANDROID!" + * + * @hdr: Pointer to boot image + * Return: non-zero if the magic is correct, zero otherwise + */ +bool is_android_boot_image_header(const struct andr_boot_img_hdr_v0 *hdr); + /** * board_fit_config_name_match() - Check for a matching board name *