[PATCH] drm/vmwgfx: fix return of garbage

[Sudip Mukherjee]

Incase of error we printed the error message and returned ret. But ret
was never initialized and so we have been returning garbage value on
error.

Signed-off-by: Sudip Mukherjee <sudip at vectorindia.org>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c 
b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 61fb7f3..43ed33f1 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1685,7 +1685,6 @@ int vmw_kms_helper_dirty(struct vmw_private *dev_priv,
        struct drm_crtc *crtc;
        u32 num_units = 0;
        u32 i, k;
-       int ret;

        dirty->dev_priv = dev_priv;

@@ -1711,7 +1710,7 @@ int vmw_kms_helper_dirty(struct vmw_private *dev_priv,
                        if (!dirty->cmd) {
                                DRM_ERROR("Couldn't reserve fifo space "
                                          "for dirty blits.\n");
-                               return ret;
+                               return -EIO;
                        }
                        memset(dirty->cmd, 0, dirty->fifo_reserve_size);
                }
-- 
1.9.1