From: Marek Olšák <marek.olsak@amd.com>
Date: Sat, 16 Aug 2014 23:33:27 +0000 (+0200)
Subject: rbug: fix crash in set_vertex_buffers
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b7b1ad9c6c6534757b3f30c493c425b9ffbfcf2e;p=mesa.git

rbug: fix crash in set_vertex_buffers

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
---

diff --git a/src/gallium/drivers/rbug/rbug_context.c b/src/gallium/drivers/rbug/rbug_context.c
index ca945902a33..d6fca2e4af6 100644
--- a/src/gallium/drivers/rbug/rbug_context.c
+++ b/src/gallium/drivers/rbug/rbug_context.c
@@ -758,7 +758,7 @@ rbug_set_vertex_buffers(struct pipe_context *_pipe,
 
    pipe_mutex_lock(rb_pipe->call_mutex);
 
-   if (num_buffers) {
+   if (num_buffers && _buffers) {
       memcpy(unwrapped_buffers, _buffers, num_buffers * sizeof(*_buffers));
       for (i = 0; i < num_buffers; i++)
          unwrapped_buffers[i].buffer = rbug_resource_unwrap(_buffers[i].buffer);