mesa: use _mesa_bufferobj_mapped()

diff --git a/src/mesa/main/shared.c b/src/mesa/main/shared.c
index ad6e6ce..93bbccd 100644 (file)
--- a/src/mesa/main/shared.c
+++ b/src/mesa/main/shared.c
@@ -196,7 +196,7 @@ delete_bufferobj_cb(GLuint id, void *data, void *userData)
 {
    struct gl_buffer_object *bufObj = (struct gl_buffer_object *) data;
    GLcontext *ctx = (GLcontext *) userData;
-   if (bufObj->Pointer) {
+   if (_mesa_bufferobj_mapped(bufObj)) {
       ctx->Driver.UnmapBuffer(ctx, 0, bufObj);
       bufObj->Pointer = NULL;
    }