FS_VERITY_MAX_DESCRIPTOR_SIZE
if (unlikely(ret > FS_VERITY_MAX_DESCRIPTOR_SIZE)) {
sctx->verity_descriptor = kvmalloc(FS_VERITY_MAX_DESCRIPTOR_SIZE,
#define FS_VERITY_MAX_SIGNATURE_SIZE (FS_VERITY_MAX_DESCRIPTOR_SIZE - \
if (res > FS_VERITY_MAX_DESCRIPTOR_SIZE) {