In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.

Cc: Doug Ledford <[email protected]>
Cc: Sean Hefty <[email protected]>
Cc: Hal Rosenstock <[email protected]>
Cc: Leon Romanovsky <[email protected]>
Cc: Alex Vesker <[email protected]>
Cc: Erez Shitrit <[email protected]>
Cc: Zhu Yanjun <[email protected]>
Cc: Dasaratharaman Chandramouli <[email protected]>
Cc: Paolo Abeni <[email protected]>
Cc: Ira Weiny <[email protected]>
Cc: Yuval Shaia <[email protected]>
Cc: [email protected]
Cc: Thomas Gleixner <[email protected]>
Signed-off-by: Kees Cook <[email protected]>
---
This requires commit 686fef928bba ("timer: Prepare to change timer
callback argument type") in v4.14-rc3, but should be otherwise
stand-alone.
---
 drivers/infiniband/ulp/ipoib/ipoib.h      | 2 +-
 drivers/infiniband/ulp/ipoib/ipoib_ib.c   | 6 ++++--
 drivers/infiniband/ulp/ipoib/ipoib_main.c | 3 +--
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h 
b/drivers/infiniband/ulp/ipoib/ipoib.h
index 4a5c7a07a631..7cc2b755413d 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib.h
+++ b/drivers/infiniband/ulp/ipoib/ipoib.h
@@ -500,7 +500,7 @@ void ipoib_mark_paths_invalid(struct net_device *dev);
 void ipoib_flush_paths(struct net_device *dev);
 struct ipoib_dev_priv *ipoib_intf_alloc(struct ib_device *hca, u8 port,
                                        const char *format);
-void ipoib_ib_tx_timer_func(unsigned long ctx);
+void ipoib_ib_tx_timer_func(struct timer_list *t);
 void ipoib_ib_dev_flush_light(struct work_struct *work);
 void ipoib_ib_dev_flush_normal(struct work_struct *work);
 void ipoib_ib_dev_flush_heavy(struct work_struct *work);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c 
b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
index 6cd61638b441..918930a0bc70 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
@@ -821,9 +821,11 @@ int ipoib_ib_dev_stop(struct net_device *dev)
        return 0;
 }
 
-void ipoib_ib_tx_timer_func(unsigned long ctx)
+void ipoib_ib_tx_timer_func(struct timer_list *t)
 {
-       drain_tx_cq((struct net_device *)ctx);
+       struct ipoib_dev_priv *priv = from_timer(priv, t, poll_timer);
+
+       drain_tx_cq(priv->dev);
 }
 
 int ipoib_ib_dev_open_default(struct net_device *dev)
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c 
b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index dcc77014018d..77c1b7adbb40 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -1666,8 +1666,7 @@ static int ipoib_dev_init_default(struct net_device *dev)
        priv->dev->dev_addr[2] = (priv->qp->qp_num >>  8) & 0xff;
        priv->dev->dev_addr[3] = (priv->qp->qp_num) & 0xff;
 
-       setup_timer(&priv->poll_timer, ipoib_ib_tx_timer_func,
-                   (unsigned long)dev);
+       timer_setup(&priv->poll_timer, ipoib_ib_tx_timer_func, 0);
 
        return 0;
 
-- 
2.7.4


-- 
Kees Cook
Pixel Security

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