diff options
| -rw-r--r-- | drivers/xen/xen-acpi-processor.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c index 7ff2569e17ae..b590ee067fcd 100644 --- a/drivers/xen/xen-acpi-processor.c +++ b/drivers/xen/xen-acpi-processor.c @@ -520,15 +520,18 @@ static int __init xen_acpi_processor_init(void) if (!pr_backup) { pr_backup = kzalloc(sizeof(struct acpi_processor), GFP_KERNEL); - memcpy(pr_backup, _pr, sizeof(struct acpi_processor)); + if (pr_backup) + memcpy(pr_backup, _pr, sizeof(struct acpi_processor)); } (void)upload_pm_data(_pr); } rc = check_acpi_ids(pr_backup); - if (rc) - goto err_unregister; kfree(pr_backup); + pr_backup = NULL; + + if (rc) + goto err_unregister; return 0; err_unregister: |