diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_crat.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c index af2ae144f508..f28259d13818 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c @@ -1404,6 +1404,14 @@ int kfd_parse_crat_table(void *crat_image, struct list_head *device_list, sub_type_hdr = (struct crat_subtype_generic *)(crat_table+1); while ((char *)sub_type_hdr + sizeof(struct crat_subtype_generic) < ((char *)crat_image) + image_len) { + if (!sub_type_hdr->length || + sub_type_hdr->length < sizeof(struct crat_subtype_generic)) { + pr_warn("Invalid CRAT subtype length %u\n", + sub_type_hdr->length); + ret = -EINVAL; + break; + } + if (sub_type_hdr->flags & CRAT_SUBTYPE_FLAGS_ENABLED) { ret = kfd_parse_subtype(sub_type_hdr, device_list); if (ret) |