Am 2022-11-07 um 02:08 schrieb Ma Jun:
Fix the memory overrun issue caused by wrong array size.
Signed-off-by: Ma Jun <Jun.Ma2@xxxxxxx>
Reported-by: coverity-bot <keescook+coverity-bot@xxxxxxxxxxxx>
Addresses-Coverity-ID: 1527133 ("Memory - corruptions")
Fixes: 6246000093863 ("drm/amdkfd: Fix the warning of array-index-out-of-bounds")
Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
---
drivers/gpu/drm/amd/amdkfd/kfd_crat.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
index 7029e3bdff3e..6e81f50ad912 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c
@@ -1111,7 +1111,7 @@ static int kfd_parse_subtype_cache(struct crat_subtype_cache *cache,
props->cache_latency = cache->cache_latency;
memcpy(props->sibling_map, cache->sibling_map,
- sizeof(props->sibling_map));
+ CRAT_SIBLINGMAP_SIZE);
/* set the sibling_map_size as 32 for CRAT from ACPI */
props->sibling_map_size = CRAT_SIBLINGMAP_SIZE;
