Messages in this thread Patch in this message | | | From | zhong jiang <> | Subject | [PATCH] xen: remove unnecessary condition check before kfree | Date | Sat, 8 Sep 2018 22:18:38 +0800 |
| |
kfree has taken null pointer into account. So just remove the condition check before kfree.
Signed-off-by: zhong jiang <zhongjiang@huawei.com> --- drivers/xen/xen-acpi-processor.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c index fbb9137..7e1d49e 100644 --- a/drivers/xen/xen-acpi-processor.c +++ b/drivers/xen/xen-acpi-processor.c @@ -268,7 +268,7 @@ static int push_pxx_to_hypervisor(struct acpi_processor *_pr) pr_warn("(_PXX): Hypervisor error (%d) for ACPI CPU%u\n", ret, _pr->acpi_id); err_free: - if (!IS_ERR_OR_NULL(dst_states)) + if (!IS_ERR(dst_states)) kfree(dst_states); return ret; -- 1.7.12.4
| |