From: Ricardo Koller Date: Wed, 18 Aug 2021 21:32:05 +0000 (-0700) Subject: KVM: arm64: vgic: Drop WARN from vgic_get_irq X-Git-Tag: v5.15-rc1~65^2~4^2~7^2~2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b9a51949cebcd57bfb9385d9da62ace52564898c;p=thirdparty%2Fkernel%2Flinux.git KVM: arm64: vgic: Drop WARN from vgic_get_irq vgic_get_irq(intid) is used all over the vgic code in order to get a reference to a struct irq. It warns whenever intid is not a valid number (like when it's a reserved IRQ number). The issue is that this warning can be triggered from userspace (e.g., KVM_IRQ_LINE for intid 1020). Drop the WARN call from vgic_get_irq. Signed-off-by: Ricardo Koller Reviewed-by: Oliver Upton Signed-off-by: Marc Zyngier Link: https://lore.kernel.org/r/20210818213205.598471-1-ricarkol@google.com --- diff --git a/arch/arm64/kvm/vgic/vgic.c b/arch/arm64/kvm/vgic/vgic.c index 111bff47e4710..81cec508d413c 100644 --- a/arch/arm64/kvm/vgic/vgic.c +++ b/arch/arm64/kvm/vgic/vgic.c @@ -106,7 +106,6 @@ struct vgic_irq *vgic_get_irq(struct kvm *kvm, struct kvm_vcpu *vcpu, if (intid >= VGIC_MIN_LPI) return vgic_get_lpi(kvm, intid); - WARN(1, "Looking up struct vgic_irq for reserved INTID"); return NULL; }