Re: [PATCHv2 4/4] staging: android: ion: Add ioctl to query available heaps

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Hi Laura,

[auto build test WARNING on next-20160825]
[cannot apply to staging/staging-testing v4.8-rc4 v4.8-rc3 v4.8-rc2 v4.8-rc4]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
[Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on]
[Check https://git-scm.com/docs/git-format-patch for more information]

url:    https://github.com/0day-ci/linux/commits/Laura-Abbott/staging-android-ion-Drop-heap-type-masks/20160902-071022
config: mips-allyesconfig (attached as .config)
compiler: mips-linux-gnu-gcc (Debian 5.4.0-6) 5.4.0 20160609
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=mips 

All warnings (new ones prefixed by >>):

   drivers/staging/android/ion/ion.c: In function 'ion_query_heaps':
>> drivers/staging/android/ion/ion.c:1181:3: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
      (struct ion_heap_data __user *)query->heaps;
      ^

vim +1181 drivers/staging/android/ion/ion.c

  1165			       __func__);
  1166			dma_buf_put(dmabuf);
  1167			return -EINVAL;
  1168		}
  1169		buffer = dmabuf->priv;
  1170	
  1171		dma_sync_sg_for_device(NULL, buffer->sg_table->sgl,
  1172				       buffer->sg_table->nents, DMA_BIDIRECTIONAL);
  1173		dma_buf_put(dmabuf);
  1174		return 0;
  1175	}
  1176	
  1177	int ion_query_heaps(struct ion_client *client, struct ion_heap_query *query)
  1178	{
  1179		struct ion_device *dev = client->dev;
  1180		struct ion_heap_data __user *buffer =
> 1181			(struct ion_heap_data __user *)query->heaps;
  1182		int ret = -EINVAL, cnt = 0, max_cnt;
  1183		struct ion_heap *heap;
  1184		struct ion_heap_data hdata;
  1185	
  1186		memset(&hdata, 0, sizeof(hdata));
  1187	
  1188		down_read(&dev->lock);
  1189		if (!buffer) {

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

Attachment: .config.gz
Description: Binary data

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