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authorPaolo Bonzini2022-03-08 04:57:39 -0500
committerPaolo Bonzini2022-03-21 09:28:41 -0400
commitc9b8fecddb5bb4b67e351bbaeaa648a6f7456912 (patch)
tree0d798042d2cc2167c43520e25b7ed831a4f87660 /arch/x86/kvm
parent6d8491910fcd3324d0f0ece3bd68e85ead3a04d7 (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>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/cpuid.c5
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;
}