[PATCH] qxl: correctly handling failed allocation

[kbuild test robot]

Hi Insu,

[auto build test ERROR on drm/drm-next]
[also build test ERROR on v4.4-rc7 next-20151223]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Insu-Yun/qxl-correctly-handling-failed-allocation/20151230-031647
base:   git://people.freedesktop.org/~airlied/linux.git drm-next
config: x86_64-randconfig-x008-12291635 (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/gpu/drm/qxl/qxl_kms.c: In function 'qxl_device_init':
>> drivers/gpu/drm/qxl/qxl_kms.c:224:11: error: 'struct qxl_device' has no member named 'memslots'
     if (!qdev->memslots)
              ^

vim +224 drivers/gpu/drm/qxl/qxl_kms.c

   218			(~(uint64_t)0) >> (qdev->slot_id_bits + qdev->slot_gen_bits);
   219	
   220		qdev->mem_slots =
   221			kmalloc(qdev->n_mem_slots * sizeof(struct qxl_memslot),
   222				GFP_KERNEL);
   223	
 > 224		if (!qdev->memslots)
   225			return -ENOMEM;
   226	
   227		idr_init(&qdev->release_idr);

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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