iris: drop dead assignments

Eric's commit 9a6a6317629eb4c63d28860ded30778ac341ac63

diff --git a/src/gallium/drivers/iris/iris_bufmgr.c b/src/gallium/drivers/iris/iris_bufmgr.c
index aaeab521f97942add7afb4928437273f081e84c7..450a28ae482135e44e79d215bd406db8c913b2f2 100644 (file)
--- a/src/gallium/drivers/iris/iris_bufmgr.c
+++ b/src/gallium/drivers/iris/iris_bufmgr.c
@@ -959,7 +959,6 @@ iris_bo_map_cpu(struct pipe_debug_callback *dbg,
       };
       int ret = drm_ioctl(bufmgr->fd, DRM_IOCTL_I915_GEM_MMAP, &mmap_arg);
       if (ret != 0) {
-         ret = -errno;
          DBG("%s:%d: Error mapping buffer %d (%s): %s .\n",
              __FILE__, __LINE__, bo->gem_handle, bo->name, strerror(errno));
          return NULL;
@@ -1021,7 +1020,6 @@ iris_bo_map_wc(struct pipe_debug_callback *dbg,
       };
       int ret = drm_ioctl(bufmgr->fd, DRM_IOCTL_I915_GEM_MMAP, &mmap_arg);
       if (ret != 0) {
-         ret = -errno;
          DBG("%s:%d: Error mapping buffer %d (%s): %s .\n",
              __FILE__, __LINE__, bo->gem_handle, bo->name, strerror(errno));
          return NULL;