Re: [PATCH v2] KVM: s390: pci: Fix GISC refcount leak on AIF enable failure

[Christian Borntraeger]

Am 24.06.26 um 08:19 schrieb Haoxiang Li:
> kvm_s390_gisc_register() registers the guest ISC before pinning
> the guest interrupt forwarding pages and allocating the AISB bit.
> If any of the later setup steps fails, the function unwinds the
> pinned pages and other local state, but does not unregister the
> GISC reference. Add the missing kvm_s390_gisc_unregister() to the
> error unwind path.
>
> Fixes: 3c5a1b6f0a18 ("KVM: s390: pci: provide routines for enabling/disabling interrupt forwarding")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Haoxiang Li <haoxiang_li2024@xxxxxxx>
> ---
> Changes in v2:
>   - Move unregister call after "out" label. Thanks, Matt!
Reviewed-by: Christian Borntraeger <borntraeger@xxxxxxxxxxxxx>

applied.