diff --git a/src/gallium/auxiliary/pipebuffer/pb_validate.c b/src/gallium/auxiliary/pipebuffer/pb_validate.c
index 726ae1688e1..94532bb4cec 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_validate.c
+++ b/src/gallium/auxiliary/pipebuffer/pb_validate.c
@@ -182,7 +182,7 @@ pb_validate_create()
       return NULL;
    
    vl->size = PB_VALIDATE_INITIAL_SIZE;
-   vl->entries = (struct pb_validate_entry *)CALLOC(vl->size, sizeof(struct pb_buffer *));
+   vl->entries = (struct pb_validate_entry *)CALLOC(vl->size, sizeof(struct pb_validate_entry));
    if(!vl->entries) {
       FREE(vl);
       return NULL;