drm/nv50: cast IGP memory location to u64 before shifting

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c
index 775a7017af64..c1fd42b0dad1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_mem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_mem.c
@@ -540,7 +540,8 @@ nouveau_mem_detect(struct drm_device *dev)
                 dev_priv->vram_size  = nv_rd32(dev, NV04_FIFO_DATA);
                 dev_priv->vram_size &= NV10_FIFO_DATA_RAM_AMOUNT_MB_MASK;
                 if (dev_priv->chipset == 0xaa || dev_priv->chipset == 0xac)
-                        dev_priv->vram_sys_base = nv_rd32(dev, 0x100e10) << 12;
+                        dev_priv->vram_sys_base = nv_rd32(dev, 0x100e10);
+                        dev_priv->vram_sys_base <<= 12;
         }
 
         NV_INFO(dev, "Detected %dMiB VRAM\n", (int)(dev_priv->vram_size >> 20));