diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 72274579187..b0ea844c071 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -235,6 +235,7 @@ st_FreeTextureImageBuffer(struct gl_context *ctx,
        pipe_reference(&stImage->compressed_data->reference, NULL)) {
       free(stImage->compressed_data->ptr);
       free(stImage->compressed_data);
+      stImage->compressed_data = NULL;
    }
 
    /* if the texture image is being deallocated, the structure of the