RDMA/hns: Fix dip entries leak on devices newer than hip09

Junxian Huang · gregkh · commit 8d2bf2ec20a6 · 2025-08-28T16:31:12.000+02:00
[ Upstream commit fa2e2d3 ] DIP algorithm is also supported on devices newer than hip09, so free dip entries too. Fixes: f91696f ("RDMA/hns: Support congestion control type selection according to the FW") Signed-off-by: Junxian Huang <huangjunxian6@hisilicon.com> Link: https://patch.msgid.link/20250812122602.3524602-1-huangjunxian6@hisilicon.com Signed-off-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -3028,7 +3028,7 @@ static void hns_roce_v2_exit(struct hns_roce_dev *hr_dev)
 	if (!hr_dev->is_vf)
 		hns_roce_free_link_table(hr_dev);
 
-	if (hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP09)
+	if (hr_dev->pci_dev->revision >= PCI_REVISION_ID_HIP09)
 		free_dip_entry(hr_dev);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -3028,7 +3028,7 @@ static void hns_roce_v2_exit(struct hns_roce_dev *hr_dev)`
`3028`	`3028`	`if (!hr_dev->is_vf)`
`3029`	`3029`	`hns_roce_free_link_table(hr_dev);`
`3030`	`3030`
`3031`		`- if (hr_dev->pci_dev->revision == PCI_REVISION_ID_HIP09)`
	`3031`	`+ if (hr_dev->pci_dev->revision >= PCI_REVISION_ID_HIP09)`
`3032`	`3032`	`free_dip_entry(hr_dev);`
`3033`	`3033`	`}`
`3034`	`3034`