diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index 593107c20e97..40f6b73dae94 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -1401,9 +1401,13 @@ static int vmbus_bus_init(void) hv_panic_page = (void *)get_zeroed_page(GFP_KERNEL); if (hv_panic_page) { ret = kmsg_dump_register(&hv_kmsg_dumper); - if (ret) + if (ret) { pr_err("Hyper-V: kmsg dump register " "error 0x%x\n", ret); + hv_free_hyperv_page( + (unsigned long)hv_panic_page); + hv_panic_page = NULL; + } } else pr_err("Hyper-V: panic message page memory " "allocation failed"); @@ -1433,7 +1437,6 @@ err_alloc: hv_remove_vmbus_irq(); bus_unregister(&hv_bus); - free_page((unsigned long)hv_panic_page); unregister_sysctl_table(hv_ctl_table_hdr); hv_ctl_table_hdr = NULL; return ret;