[PATCH 09/11] KVM: PPC: Book3S: Improve a size determination in two functions

[kbuild test robot]

Hi Markus,

[auto build test ERROR on next-20170119]
[also build test ERROR on v4.10-rc4]
[cannot apply to v4.9-rc8 v4.9-rc7 v4.9-rc6]
[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/SF-Markus-Elfring/PowerPC-KVM-Fine-tuning-for-some-function-implementations/20170121-121537
config: powerpc-allmodconfig (attached as .config)
compiler: powerpc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
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=powerpc 

All errors (new ones prefixed by >>):

   arch/powerpc/kvm/book3s_xics.c: In function 'kvmppc_xics_create_ics':
>> arch/powerpc/kvm/book3s_xics.c:1035:16: error: incompatible type for argument 1 of 'kzalloc'
     ics = kzalloc(*ics), GFP_KERNEL);
                   ^
   In file included from include/linux/kvm_host.h:21:0,
                    from arch/powerpc/kvm/book3s_xics.c:11:
   include/linux/slab.h:634:21: note: expected 'size_t {aka long unsigned int}' but argument is of type 'struct kvmppc_ics'
    static inline void *kzalloc(size_t size, gfp_t flags)
                        ^~~~~~~
>> arch/powerpc/kvm/book3s_xics.c:1035:8: error: too few arguments to function 'kzalloc'
     ics = kzalloc(*ics), GFP_KERNEL);
           ^~~~~~~
   In file included from include/linux/kvm_host.h:21:0,
                    from arch/powerpc/kvm/book3s_xics.c:11:
   include/linux/slab.h:634:21: note: declared here
    static inline void *kzalloc(size_t size, gfp_t flags)
                        ^~~~~~~
   arch/powerpc/kvm/book3s_xics.c:1035:21: warning: left-hand operand of comma expression has no effect [-Wunused-value]
     ics = kzalloc(*ics), GFP_KERNEL);
                        ^
   arch/powerpc/kvm/book3s_xics.c:1035:21: warning: statement with no effect [-Wunused-value]
>> arch/powerpc/kvm/book3s_xics.c:1035:33: error: expected ';' before ')' token
     ics = kzalloc(*ics), GFP_KERNEL);
                                    ^
>> arch/powerpc/kvm/book3s_xics.c:1035:33: error: expected statement before ')' token

vim +/kzalloc +1035 arch/powerpc/kvm/book3s_xics.c

  1029	
  1030		/* ICS already exists - somebody else got here first */
  1031		if (xics->ics[icsid])
  1032			goto out;
  1033	
  1034		/* Create the ICS */
> 1035		ics = kzalloc(*ics), GFP_KERNEL);
  1036		if (!ics)
  1037			goto out;
  1038	

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