diff options
| -rw-r--r-- | src/mesa/drivers/dri/intel/intel_buffer_objects.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_buffer_objects.c b/src/mesa/drivers/dri/intel/intel_buffer_objects.c index 7a0102b7226..16a56b03a2e 100644 --- a/src/mesa/drivers/dri/intel/intel_buffer_objects.c +++ b/src/mesa/drivers/dri/intel/intel_buffer_objects.c @@ -374,7 +374,6 @@ intel_bufferobj_map_range(struct gl_context * ctx, { struct intel_context *intel = intel_context(ctx); struct intel_buffer_object *intel_obj = intel_buffer_object(obj); - GLboolean read_only = (access == GL_READ_ONLY_ARB); assert(intel_obj); @@ -386,6 +385,9 @@ intel_bufferobj_map_range(struct gl_context * ctx, obj->AccessFlags = access; if (intel_obj->sys_buffer) { + const bool read_only = + (access & (GL_MAP_READ_BIT | GL_MAP_WRITE_BIT)) == GL_MAP_READ_BIT; + if (!read_only && intel_obj->source) release_buffer(intel_obj); |