From: Michal Krol <michal@vmware.com>
Date: Wed, 10 Mar 2010 11:04:00 +0000 (+0100)
Subject: svga: Check if vertex elements has been bound before using it.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=504ad3606dfd5891ee04d85d3af2c233fd362c51;p=mesa.git

svga: Check if vertex elements has been bound before using it.
---

diff --git a/src/gallium/drivers/svga/svga_state_need_swtnl.c b/src/gallium/drivers/svga/svga_state_need_swtnl.c
index 10d473584d1..dfaab53aef4 100644
--- a/src/gallium/drivers/svga/svga_state_need_swtnl.c
+++ b/src/gallium/drivers/svga/svga_state_need_swtnl.c
@@ -76,6 +76,11 @@ static int update_need_swvfetch( struct svga_context *svga,
    unsigned i;
    boolean need_swvfetch = FALSE;
 
+   if (!svga->curr.velems) {
+      /* No vertex elements bound. */
+      return 0;
+   }
+
    for (i = 0; i < svga->curr.velems->count; i++) {
       svga->state.sw.ve_format[i] = svga_translate_vertex_format(svga->curr.velems->velem[i].src_format);
       if (svga->state.sw.ve_format[i] == SVGA3D_DECLTYPE_MAX) {