initialize GetBufferSubData pointer

diff --git a/src/mesa/drivers/osmesa/osmesa.c b/src/mesa/drivers/osmesa/osmesa.c
index 2b64010..368e35a 100644 (file)
--- a/src/mesa/drivers/osmesa/osmesa.c
+++ b/src/mesa/drivers/osmesa/osmesa.c
@@ -688,6 +688,7 @@ hook_in_driver_functions( GLcontext *ctx )
    ctx->Driver.BindBuffer = NULL;
    ctx->Driver.BufferData = _mesa_buffer_data;
    ctx->Driver.BufferSubData = _mesa_buffer_subdata;
+   ctx->Driver.GetBufferSubData = _mesa_buffer_get_subdata;
    ctx->Driver.MapBuffer = _mesa_buffer_map;
    ctx->Driver.UnmapBuffer = NULL;
 #endif

diff --git a/src/mesa/drivers/x11/xm_dd.c b/src/mesa/drivers/x11/xm_dd.c
index a99c0d4..c5e59bc 100644 (file)
--- a/src/mesa/drivers/x11/xm_dd.c
+++ b/src/mesa/drivers/x11/xm_dd.c
@@ -1021,6 +1021,7 @@ void xmesa_init_pointers( GLcontext *ctx )
    ctx->Driver.BindBuffer = NULL;
    ctx->Driver.BufferData = _mesa_buffer_data;
    ctx->Driver.BufferSubData = _mesa_buffer_subdata;
+   ctx->Driver.GetBufferSubData = _mesa_buffer_get_subdata;
    ctx->Driver.MapBuffer = _mesa_buffer_map;
    ctx->Driver.UnmapBuffer = NULL;
 #endif