KVM: arm64: vgic-its: Fix vgic_its_check_device_id BE handling
The ITS tables are stored in LE format. If the host is reading a L1 table entry to check its validity, it must convert it to the CPU endianness. Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
This commit is contained in:
parent
c0091073dd
commit
7e3963a515
|
@ -707,6 +707,8 @@ static bool vgic_its_check_device_id(struct kvm *kvm, struct vgic_its *its,
|
||||||
&indirect_ptr, sizeof(indirect_ptr)))
|
&indirect_ptr, sizeof(indirect_ptr)))
|
||||||
return false;
|
return false;
|
||||||
|
|
||||||
|
indirect_ptr = le64_to_cpu(indirect_ptr);
|
||||||
|
|
||||||
/* check the valid bit of the first level entry */
|
/* check the valid bit of the first level entry */
|
||||||
if (!(indirect_ptr & BIT_ULL(63)))
|
if (!(indirect_ptr & BIT_ULL(63)))
|
||||||
return false;
|
return false;
|
||||||
|
|
Loading…
Reference in a new issue