sunrpc: Convert timers to use timer_setup()

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: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: Anna Schumaker <anna.schumaker@netapp.com>
Cc: "J. Bruce Fields" <bfields@fieldses.org>
Cc: Jeff Layton <jlayton@poochiereds.net>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: linux-nfs@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 5 deletions

diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index d16a8b423c20..71de77bd4423 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -28,7 +28,7 @@ module_param(svc_rpc_per_connection_limit, uint, 0644);
 static struct svc_deferred_req *svc_deferred_dequeue(struct svc_xprt *xprt);
 static int svc_deferred_recv(struct svc_rqst *rqstp);
 static struct cache_deferred_req *svc_defer(struct cache_req *req);
-static void svc_age_temp_xprts(unsigned long closure);
+static void svc_age_temp_xprts(struct timer_list *t);
 static void svc_delete_xprt(struct svc_xprt *xprt);
 
 /* apparently the "standard" is that clients close
@@ -785,8 +785,7 @@ static void svc_add_new_temp_xprt(struct svc_serv *serv, struct svc_xprt *newxpt
         serv->sv_tmpcnt++;
         if (serv->sv_temptimer.function == NULL) {
                 /* setup timer to age temp transports */
-                setup_timer(&serv->sv_temptimer, svc_age_temp_xprts,
-                            (unsigned long)serv);
+                serv->sv_temptimer.function = (TIMER_FUNC_TYPE)svc_age_temp_xprts;
                 mod_timer(&serv->sv_temptimer,
                           jiffies + svc_conn_age_period * HZ);
         }
@@ -960,9 +959,9 @@ out:
  * Timer function to close old temporary transports, using
  * a mark-and-sweep algorithm.
  */
-static void svc_age_temp_xprts(unsigned long closure)
+static void svc_age_temp_xprts(struct timer_list *t)
 {
-        struct svc_serv *serv = (struct svc_serv *)closure;
+        struct svc_serv *serv = from_timer(serv, t, sv_temptimer);
         struct svc_xprt *xprt;
         struct list_head *le, *next;