diff mbox series

[GIT,PULL,2/2] KVM: s390: pci: Fix allocation size of aift kzdev elements

Message ID 20221107094329.81054-3-frankja@linux.ibm.com (mailing list archive)
State New, archived
Headers show
Series [GIT,PULL,1/2] KVM: s390: pv: don't allow userspace to set the clock under PV | expand

Commit Message

Janosch Frank Nov. 7, 2022, 9:43 a.m. UTC 
From: Rafael Mendonca <rafaelmendsr@gmail.com>

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@gmail.com>
Reviewed-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Reviewed-by: Matthew Rosato <mjrosato@linux.ibm.com>
Link: https://lore.kernel.org/r/20221026013234.960859-1-rafaelmendsr@gmail.com
Message-Id: <20221026013234.960859-1-rafaelmendsr@gmail.com>
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
---
 arch/s390/kvm/pci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

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;