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: "David S. Miller" <da...@davemloft.net>
Cc: Eric Dumazet <eduma...@google.com>
Cc: Jarod Wilson <ja...@redhat.com>
Cc: Philippe Reynes <trem...@gmail.com>
Cc: netdev@vger.kernel.org
Cc: Thomas Gleixner <t...@linutronix.de>
Signed-off-by: Kees Cook <keesc...@chromium.org>
---
This requires commit 686fef928bba ("timer: Prepare to change timer
callback argument type") in v4.14-rc3, but should be otherwise
stand-alone.
---
 drivers/net/ethernet/amd/amd8111e.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/amd/amd8111e.c 
b/drivers/net/ethernet/amd/amd8111e.c
index 7b5df562f30f..358f7ab77c70 100644
--- a/drivers/net/ethernet/amd/amd8111e.c
+++ b/drivers/net/ethernet/amd/amd8111e.c
@@ -1669,9 +1669,9 @@ static int amd8111e_resume(struct pci_dev *pci_dev)
        return 0;
 }
 
-static void amd8111e_config_ipg(struct net_device *dev)
+static void amd8111e_config_ipg(struct timer_list *t)
 {
-       struct amd8111e_priv *lp = netdev_priv(dev);
+       struct amd8111e_priv *lp = from_timer(lp, t, ipg_data.ipg_timer);
        struct ipg_info *ipg_data = &lp->ipg_data;
        void __iomem *mmio = lp->mmio;
        unsigned int prev_col_cnt = ipg_data->col_cnt;
@@ -1883,9 +1883,7 @@ static int amd8111e_probe_one(struct pci_dev *pdev,
 
        /* Initialize software ipg timer */
        if(lp->options & OPTION_DYN_IPG_ENABLE){
-               init_timer(&lp->ipg_data.ipg_timer);
-               lp->ipg_data.ipg_timer.data = (unsigned long) dev;
-               lp->ipg_data.ipg_timer.function = (void *)&amd8111e_config_ipg;
+               timer_setup(&lp->ipg_data.ipg_timer, amd8111e_config_ipg, 0);
                lp->ipg_data.ipg_timer.expires = jiffies +
                                                 IPG_CONVERGE_JIFFIES;
                lp->ipg_data.ipg = DEFAULT_IPG;
-- 
2.7.4


-- 
Kees Cook
Pixel Security

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