[PATCH] KVM: dereference of NULL pointer in set_pal_result()
Roel Kluin <[email protected]>
| Newsgroups | org.kernel.vger.kvm-ia64,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
Do not dereference a NULL pointer Signed-off-by: Roel Kluin <[email protected]> --- arch/ia64/kvm/kvm_fw.c | 6 ++++-- 1 files changed, 4 insertions(+), 2 deletions(-) diff --git a/arch/ia64/kvm/kvm_fw.c b/arch/ia64/kvm/kvm_fw.c index e4b8231..d28494f 100644 --- a/arch/ia64/kvm/kvm_fw.c +++ b/arch/ia64/kvm/kvm_fw.c @@ -75,9 +75,11 @@ static void set_pal_result(struct kvm_vcpu *vcpu, struct exit_ctl_data *p; p = kvm_get_exit_data(vcpu); - if (p && p->exit_reason = EXIT_REASON_PAL_CALL) { + if (!p) + return; + if (p->exit_reason = EXIT_REASON_PAL_CALL) { p->u.pal_data.ret = result; - return ; + return; } INIT_PAL_STATUS_UNIMPLEMENTED(p->u.pal_data.ret); }