[jlayton:ceph-sparse-read 14/15] net/ceph/osd_client.c:5847:50: error: incompatible types when initializing type 'struct ceph_sparse_extent *' using type 'struct ceph_sparse_extent'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux.git ceph-sparse-read
head:   dd42d5af0df78fdd04a5a93c0488211435bd32e6
commit: 555a255575736e3b39f6b2c70574422439b765b6 [14/15] libceph: add sparse read support to OSD client
config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20220319/202203190457.rN00jXWd-lkp@xxxxxxxxx/config)
compiler: arceb-elf-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux.git/commit/?id=555a255575736e3b39f6b2c70574422439b765b6
        git remote add jlayton https://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux.git
        git fetch --no-tags jlayton ceph-sparse-read
        git checkout 555a255575736e3b39f6b2c70574422439b765b6
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

   net/ceph/osd_client.c: In function 'convert_extent_map':
>> net/ceph/osd_client.c:5847:50: error: incompatible types when initializing type 'struct ceph_sparse_extent *' using type 'struct ceph_sparse_extent'
    5847 |                 struct ceph_sparse_extent *ext = sr->sr_extent[i];
         |                                                  ^~


vim +5847 net/ceph/osd_client.c

  5840	
  5841	#ifdef __BIG_ENDIAN
  5842	static inline void convert_extent_map(struct ceph_sparse_read *sr)
  5843	{
  5844		int i;
  5845	
  5846		for (i = 0; i < sr->sr_count; i++) {
> 5847			struct ceph_sparse_extent *ext = sr->sr_extent[i];
  5848	
  5849			ext->off = le64_to_cpu((__force __le32)ext->off);
  5850			ext->len = le64_to_cpu((__force __le32)ext->len);
  5851		}
  5852	}
  5853	#else
  5854	static inline void convert_extent_map(struct ceph_sparse_read *sr)
  5855	{
  5856	}
  5857	#endif
  5858	

---
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