ps3fb: Correct handling of device opening in ps3fb_probe()

- ps3_open_hv_device() returns a standard error value,
  - Add missing call to ps3_close_hv_device() in the error path.
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Cc: linux-fbdev-devel@lists.sourceforge.net
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

drivers/video/ps3fb.c

@@ -985,7 +985,7 @@ static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev)
 {
 	struct fb_info *info;
 	struct ps3fb_par *par;
-	int retval = -ENOMEM;
+	int retval;
 	u64 ddr_lpar = 0;
 	u64 lpar_dma_control = 0;
 	u64 lpar_driver_info = 0;
@@ -1003,8 +1003,8 @@ static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev)
 		return -ENOMEM;
 	}
 
-	status = ps3_open_hv_device(dev);
-	if (status) {
+	retval = ps3_open_hv_device(dev);
+	if (retval) {
 		dev_err(&dev->core, "%s: ps3_open_hv_device failed\n",
 			__func__);
 		goto err;
@@ -1027,7 +1027,8 @@ static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev)
 			"%s: lv1_gpu_context_attribute DISPLAY_SYNC failed: "
 			"%d\n",
 			__func__, status);
-		goto err;
+		retval = -ENODEV;
+		goto err_close_device;
 	}
 #endif
 #ifdef HEAD_B
@@ -1040,7 +1041,8 @@ static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev)
 			"%s: lv1_gpu_context_attribute DISPLAY_SYNC failed: "
 			"%d\n",
 			__func__, status);
-		goto err;
+		retval = -ENODEV;
+		goto err_close_device;
 	}
 #endif
 
@@ -1057,7 +1059,7 @@ static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev)
 	if (status) {
 		dev_err(&dev->core, "%s: lv1_gpu_memory_allocate failed: %d\n",
 			__func__, status);
-		goto err;
+		goto err_close_device;
 	}
 	dev_dbg(&dev->core, "ddr:lpar:0x%llx\n", ddr_lpar);
 
@@ -1221,6 +1223,8 @@ static int __devinit ps3fb_probe(struct ps3_system_bus_device *dev)
 	lv1_gpu_context_free(ps3fb.context_handle);
 err_gpu_memory_free:
 	lv1_gpu_memory_free(ps3fb.memory_handle);
+err_close_device:
+	ps3_close_hv_device(dev);
 err:
 	return retval;
 }