diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2022-03-08 04:57:39 -0500 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-03-21 09:28:41 -0400 |
| commit | c9b8fecddb5bb4b67e351bbaeaa648a6f7456912 (patch) | |
| tree | 0d798042d2cc2167c43520e25b7ed831a4f87660 | |
| parent | 6d8491910fcd3324d0f0ece3bd68e85ead3a04d7 (diff) | |
KVM: use kvcalloc for array allocations
Instead of using array_size, use a function that takes care of the
multiplication. While at it, switch to kvcalloc since this allocation
should not be very large.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | arch/x86/kvm/cpuid.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index 32007f902bba..58b0b4e0263c 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -1290,8 +1290,7 @@ int kvm_dev_ioctl_get_cpuid(struct kvm_cpuid2 *cpuid, if (sanity_check_entries(entries, cpuid->nent, type)) return -EINVAL; - array.entries = vzalloc(array_size(sizeof(struct kvm_cpuid_entry2), - cpuid->nent)); + array.entries = kvcalloc(sizeof(struct kvm_cpuid_entry2), cpuid->nent, GFP_KERNEL); if (!array.entries) return -ENOMEM; @@ -1309,7 +1308,7 @@ int kvm_dev_ioctl_get_cpuid(struct kvm_cpuid2 *cpuid, r = -EFAULT; out_free: - vfree(array.entries); + kvfree(array.entries); return r; } |