From: kernel test robot <lkp@xxxxxxxxx> arch/x86/kvm/mmu/page_track.c:95:39-45: ERROR: application of sizeof to pointer sizeof when applied to a pointer typed expression gives the size of the pointer Generated by: scripts/coccinelle/misc/noderef.cocci Fixes: deae4a10f166 ("KVM: x86: only allocate gfn_track when necessary") CC: David Stevens <stevensd@xxxxxxxxxxxx> Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: kernel test robot <lkp@xxxxxxxxx> --- tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 8006b911c90a4ec09958447d24c8a4c3538f5723 commit: deae4a10f16649d9c8bfb89f38b61930fb938284 [4556/7806] KVM: x86: only allocate gfn_track when necessary :::::: branch date: 3 hours ago :::::: commit date: 12 days ago page_track.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/arch/x86/kvm/mmu/page_track.c +++ b/arch/x86/kvm/mmu/page_track.c @@ -92,7 +92,8 @@ int kvm_page_track_enable_mmu_write_trac slots = __kvm_memslots(kvm, i); kvm_for_each_memslot(slot, slots) { gfn_track = slot->arch.gfn_track + KVM_PAGE_TRACK_WRITE; - *gfn_track = kvcalloc(slot->npages, sizeof(*gfn_track), + *gfn_track = kvcalloc(slot->npages, + sizeof(**gfn_track), GFP_KERNEL_ACCOUNT); if (*gfn_track == NULL) { mutex_unlock(&kvm->slots_arch_lock);