[Mesa-dev] [PATCH 2/6] swrast: don't modify immutable textures

[nobled]

---
 src/mesa/drivers/dri/swrast/swrast.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/swrast/swrast.c
b/src/mesa/drivers/dri/swrast/swrast.c
index 22d71bf..70bbcb8 100644
--- a/src/mesa/drivers/dri/swrast/swrast.c
+++ b/src/mesa/drivers/dri/swrast/swrast.c
@@ -84,6 +84,12 @@ static void swrastSetTexBuffer2(__DRIcontext
*pDRICtx, GLint target,

     _mesa_lock_texture(&dri_ctx->Base, texObj);

+    if (texObj->Immutable) {
+        driWarnImmutableTexture(&dri_ctx->Base, texObj->Name);
+        _mesa_unlock_texture(&dri_ctx->Base, texObj);
+        return;
+    }
+
     sPriv->swrast_loader->getDrawableInfo(dPriv, &x, &y, &w, &h,
dPriv->loaderPrivate);

     if (texture_format == __DRI_TEXTURE_FORMAT_RGB)
-- 
1.7.4.1