3 files changed, 34 insertions, 13 deletions
diff --git a/xorg-server/hw/xfree86/common/xf86platformBus.c b/xorg-server/hw/xfree86/common/xf86platformBus.c
index 0525e39bc..58663336a 100644
--- a/xorg-server/hw/xfree86/common/xf86platformBus.c
+++ b/xorg-server/hw/xfree86/common/xf86platformBus.c
@@ -438,7 +438,12 @@ xf86platformAddDevice(int index)
     }
 
    scr_index = AddGPUScreen(xf86GPUScreens[i]->ScreenInit, 0, NULL);
-
+   if (scr_index == -1) {
+       xf86DeleteScreen(xf86GPUScreens[i]);
+       xf86UnclaimPlatformSlot(&xf86_platform_devices[index], NULL);
+       xf86NumGPUScreens = old_screens;
+       return -1;
+   }
    dixSetPrivate(&xf86GPUScreens[i]->pScreen->devPrivates,
                  xf86ScreenKey, xf86GPUScreens[i]);
 
diff --git a/xorg-server/hw/xfree86/modes/xf86Crtc.c b/xorg-server/hw/xfree86/modes/xf86Crtc.c
index b3ded5a33..f9ae46596 100644
--- a/xorg-server/hw/xfree86/modes/xf86Crtc.c
+++ b/xorg-server/hw/xfree86/modes/xf86Crtc.c
@@ -743,16 +743,8 @@ xf86CrtcCloseScreen(ScreenPtr screen)
     }
     /* detach any providers */
     if (config->randr_provider) {
-        if (config->randr_provider->offload_sink) {
-            DetachOffloadGPU(screen);
-            config->randr_provider->offload_sink = NULL;
-        }
-        else if (config->randr_provider->output_source) {
-            DetachOutputGPU(screen);
-            config->randr_provider->output_source = NULL;
-        }
-        else if (screen->current_master)
-            DetachUnboundGPU(screen);
+        RRProviderDestroy(config->randr_provider);
+        config->randr_provider = NULL;
     }
     return TRUE;
 }
@@ -1848,8 +1840,10 @@ SetCompatOutput(xf86CrtcConfigPtr config)
     }
 
     /* All outputs are disconnected, select one to fake */
-    if (!output && config->num_output)
-        output = config->output[0];
+    if (!output && config->num_output) {
+        config->compat_output = 0;
+        output = config->output[config->compat_output];
+    }
 
     return output;
 }
diff --git a/xorg-server/hw/xfree86/modes/xf86RandR12.c b/xorg-server/hw/xfree86/modes/xf86RandR12.c
index 3530abf24..01fc9c5e3 100644
--- a/xorg-server/hw/xfree86/modes/xf86RandR12.c
+++ b/xorg-server/hw/xfree86/modes/xf86RandR12.c
@@ -1885,6 +1885,27 @@ xf86RandR13ConstrainCursorHarder(DeviceIntPtr dev, ScreenPtr screen, int mode, i
     }
 }
 
+static void
+xf86RandR14ProviderDestroy(ScreenPtr screen, RRProviderPtr provider)
+{
+    ScrnInfoPtr scrn = xf86ScreenToScrn(screen);
+    xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn);
+    
+    if (config->randr_provider == provider) {
+        if (config->randr_provider->offload_sink) {
+            DetachOffloadGPU(screen);
+            config->randr_provider->offload_sink = NULL;
+        }
+        else if (config->randr_provider->output_source) {
+            DetachOutputGPU(screen);
+            config->randr_provider->output_source = NULL;
+        }
+        else if (screen->current_master)
+            DetachUnboundGPU(screen);
+    }
+    config->randr_provider = NULL;
+}
+
 static Bool
 xf86RandR12Init12(ScreenPtr pScreen)
 {
@@ -1914,6 +1935,7 @@ xf86RandR12Init12(ScreenPtr pScreen)
     rp->rrProviderSetProperty = xf86RandR14ProviderSetProperty;
     rp->rrProviderGetProperty = xf86RandR14ProviderGetProperty;
     rp->rrCrtcSetScanoutPixmap = xf86CrtcSetScanoutPixmap;
+    rp->rrProviderDestroy = xf86RandR14ProviderDestroy;
 
     pScrn->PointerMoved = xf86RandR12PointerMoved;
     pScrn->ChangeGamma = xf86RandR12ChangeGamma;