[PATCH] [media] staging/imx: remove confusing IS_ERR_OR_NULL usage

kbuild test robot lkp at intel.com
Sun Jul 2 10:17:05 UTC 2017


Hi Arnd,

[auto build test ERROR on linuxtv-media/master]
[also build test ERROR on next-20170630]
[cannot apply to v4.12-rc7]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Arnd-Bergmann/staging-imx-remove-confusing-IS_ERR_OR_NULL-usage/20170701-095942
base:   git://linuxtv.org/media_tree.git master
config: arm-allmodconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=arm 

All errors (new ones prefixed by >>):

   drivers/staging/media/imx/imx-media-csi.c: In function 'csi_idmac_get_ipu_resources':
>> drivers/staging/media/imx/imx-media-csi.c:149:11: error: assignment from incompatible pointer type [-Werror=incompatible-pointer-types]
     idmac_ch = ipu_idmac_get(priv->ipu, ch_num);
              ^
   drivers/staging/media/imx/imx-media-csi.c:156:17: error: assignment from incompatible pointer type [-Werror=incompatible-pointer-types]
     priv->idmac_ch = idmac_ch;
                    ^
   cc1: some warnings being treated as errors

vim +149 drivers/staging/media/imx/imx-media-csi.c

   143			v4l2_err(&priv->sd, "failed to get SMFC\n");
   144			ret = PTR_ERR(smfc);
   145			goto out;
   146		}
   147		priv->smfc = smfc;
   148	
 > 149		idmac_ch = ipu_idmac_get(priv->ipu, ch_num);
   150		if (IS_ERR(idmac_ch)) {
   151			v4l2_err(&priv->sd, "could not get IDMAC channel %u\n",
   152				 ch_num);

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