linux-kernel - [PATCH 5.4 181/314] RDMA/iw_cxgb4: cleanup device debugfs entries on ULD remove

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Message-Id: <20200623195347.521308738@linuxfoundation.org>
Date:   Tue, 23 Jun 2020 21:56:16 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Potnuri Bharat Teja <bharat@...lsio.com>,
        Jason Gunthorpe <jgg@...lanox.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.4 181/314] RDMA/iw_cxgb4: cleanup device debugfs entries on ULD remove

From: Potnuri Bharat Teja <bharat@...lsio.com>

[ Upstream commit 49ea0c036ede81f126f1a9389d377999fdf5c5a1 ]

Remove device specific debugfs entries immediately if LLD detaches a
particular ULD device in case of fatal PCI errors.

Link: https://lore.kernel.org/r/20200524190814.17599-1-bharat@chelsio.com
Signed-off-by: Potnuri Bharat Teja <bharat@...lsio.com>
Signed-off-by: Jason Gunthorpe <jgg@...lanox.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/infiniband/hw/cxgb4/device.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c
index 599340c1f0b82..541dbcf22d0eb 100644
--- a/drivers/infiniband/hw/cxgb4/device.c
+++ b/drivers/infiniband/hw/cxgb4/device.c
@@ -953,6 +953,7 @@ void c4iw_dealloc(struct uld_ctx *ctx)
 static void c4iw_remove(struct uld_ctx *ctx)
 {
 	pr_debug("c4iw_dev %p\n", ctx->dev);
+	debugfs_remove_recursive(ctx->dev->debugfs_root);
 	c4iw_unregister_device(ctx->dev);
 	c4iw_dealloc(ctx);
 }
-- 
2.25.1