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Hao Chen authored
When page pool is not enabled, its address value is still NULL and page pool should not be accessed, so add a check for it. Fixes: 850bfb91 ("net: hns3: debugfs add support dumping page pool info") Signed-off-by: Hao Chen <chenhao288@hisilicon.com> Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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