[PATCH 25/31] net/atm/mpc: Use separate static data field with with static timer
From: Kees Cook
Date: Thu Aug 31 2017 - 19:49:30 EST
In preparation for changing the timer callback argument to the timer
pointer, move to a separate static data variable.
Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Cc: "Reshetova, Elena" <elena.reshetova@xxxxxxxxx>
Cc: netdev@xxxxxxxxxxxxxxx
Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
---
net/atm/mpc.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/net/atm/mpc.c b/net/atm/mpc.c
index 5baa31b8500c..fc24a46500ae 100644
--- a/net/atm/mpc.c
+++ b/net/atm/mpc.c
@@ -95,7 +95,7 @@ static netdev_tx_t mpc_send_packet(struct sk_buff *skb,
static int mpoa_event_listener(struct notifier_block *mpoa_notifier,
unsigned long event, void *dev);
static void mpc_timer_refresh(void);
-static void mpc_cache_check(unsigned long checking_time);
+static void mpc_cache_check(unsigned long unused);
static struct llc_snap_hdr llc_snap_mpoa_ctrl = {
0xaa, 0xaa, 0x03,
@@ -121,7 +121,8 @@ static struct notifier_block mpoa_notifier = {
struct mpoa_client *mpcs = NULL; /* FIXME */
static struct atm_mpoa_qos *qos_head = NULL;
-static DEFINE_TIMER(mpc_timer, NULL);
+static DEFINE_TIMER(mpc_timer, mpc_cache_check);
+static unsigned long checking_time;
static struct mpoa_client *find_mpc_by_itfnum(int itf)
@@ -1411,12 +1412,11 @@ static void clean_up(struct k_message *msg, struct mpoa_client *mpc, int action)
static void mpc_timer_refresh(void)
{
mpc_timer.expires = jiffies + (MPC_P2 * HZ);
- mpc_timer.data = mpc_timer.expires;
- mpc_timer.function = mpc_cache_check;
+ checking_time = mpc_timer.expires;
add_timer(&mpc_timer);
}
-static void mpc_cache_check(unsigned long checking_time)
+static void mpc_cache_check(unsigned long unused)
{
struct mpoa_client *mpc = mpcs;
static unsigned long previous_resolving_check_time;
--
2.7.4