gallium: replace some ordinary assignments with pipe_reference_texture()

This fixes at least one instance of dereferencing an invalid texture pointer.

2 files changed, 5 insertions, 1 deletions

diff --git a/src/gallium/drivers/i915simple/i915_state.c b/src/gallium/drivers/i915simple/i915_state.c
index 294e6fad035..e055eed7e02 100644
--- a/src/gallium/drivers/i915simple/i915_state.c
+++ b/src/gallium/drivers/i915simple/i915_state.c
@@ -32,6 +32,7 @@
 #include "draw/draw_context.h"
 #include "pipe/p_winsys.h"
 #include "pipe/p_util.h"
+#include "pipe/p_inlines.h"
 
 #include "i915_context.h"
 #include "i915_reg.h"
@@ -505,7 +506,9 @@ static void i915_set_sampler_texture(struct pipe_context *pipe,
 {
    struct i915_context *i915 = i915_context(pipe);
 
-   i915->texture[sampler] = (struct i915_texture*)texture;  /* ptr, not struct */
+   pipe_texture_reference(pipe,
+                          (struct pipe_texture **) &i915->texture[sampler],
+                          texture);
 
    i915->dirty |= I915_NEW_TEXTURE;
 }
diff --git a/src/gallium/drivers/i915simple/i915_texture.c b/src/gallium/drivers/i915simple/i915_texture.c
index b235fae96d9..1b415a94d40 100644
--- a/src/gallium/drivers/i915simple/i915_texture.c
+++ b/src/gallium/drivers/i915simple/i915_texture.c
@@ -488,6 +488,7 @@ i915_texture_create(struct pipe_context *pipe,
       struct i915_context *i915 = i915_context(pipe);
 
       tex->base = *templat;
+      tex->base.refcount = 1;
 
       if (i915->flags.is_i945 ? i945_miptree_layout(pipe, tex) :
 	  i915_miptree_layout(pipe, tex))