Re: [PATCH] KVM: s390: pci: Fix allocation size of aift kzdev elements

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Am 26.10.22 um 03:32 schrieb Rafael Mendonca:
The 'kzdev' field of struct 'zpci_aift' is an array of pointers to
'kvm_zdev' structs. Allocate the proper size accordingly.

Reported by Coccinelle:
   WARNING: Use correct pointer type argument for sizeof

Fixes: 98b1d33dac5f ("KVM: s390: pci: do initial setup for AEN interpretation")
Signed-off-by: Rafael Mendonca <rafaelmendsr@xxxxxxxxx>

Reviewed-by: Christian Borntraeger <borntraeger@xxxxxxxxxxxxx>

---
  arch/s390/kvm/pci.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/s390/kvm/pci.c b/arch/s390/kvm/pci.c
index c50c1645c0ae..ded1af2ddae9 100644
--- a/arch/s390/kvm/pci.c
+++ b/arch/s390/kvm/pci.c
@@ -126,7 +126,7 @@ int kvm_s390_pci_aen_init(u8 nisc)
  		return -EPERM;
mutex_lock(&aift->aift_lock);
-	aift->kzdev = kcalloc(ZPCI_NR_DEVICES, sizeof(struct kvm_zdev),
+	aift->kzdev = kcalloc(ZPCI_NR_DEVICES, sizeof(struct kvm_zdev *),
  			      GFP_KERNEL);
  	if (!aift->kzdev) {
  		rc = -ENOMEM;



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