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authorQiang Ma <maqianga@uniontech.com>2026-01-17 10:57:03 +0800
committerHuacai Chen <chenhuacai@loongson.cn>2026-01-17 10:57:03 +0800
commit1cf342a7c3adc5877837b53bbceb5cc9eff60bbf (patch)
treea9c50558f8bf158439f33a95dc71e00cdf393756
parent7d8553fc75aefa7ec936af0cf8443ff90b51732e (diff)
LoongArch: KVM: Fix kvm_device leak in kvm_pch_pic_destroy()
In kvm_ioctl_create_device(), kvm_device has allocated memory, kvm_device->destroy() seems to be supposed to free its kvm_device struct, but kvm_pch_pic_destroy() is not currently doing this, that would lead to a memory leak. So, fix it. Cc: stable@vger.kernel.org Reviewed-by: Bibo Mao <maobibo@loongson.cn> Signed-off-by: Qiang Ma <maqianga@uniontech.com> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
-rw-r--r--arch/loongarch/kvm/intc/pch_pic.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/loongarch/kvm/intc/pch_pic.c b/arch/loongarch/kvm/intc/pch_pic.c
index a698a73de399..4addb34bf432 100644
--- a/arch/loongarch/kvm/intc/pch_pic.c
+++ b/arch/loongarch/kvm/intc/pch_pic.c
@@ -475,6 +475,7 @@ static void kvm_pch_pic_destroy(struct kvm_device *dev)
/* unregister pch pic device and free it's memory */
kvm_io_bus_unregister_dev(kvm, KVM_MMIO_BUS, &s->device);
kfree(s);
+ kfree(dev);
}
static struct kvm_device_ops kvm_pch_pic_dev_ops = {