net: bridge: br_set_ageing_time takes a clock_t

Change the ageing_time type in br_set_ageing_time() from u32 to what it
is expected to be, i.e. a clock_t.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
index 9cb7044..9258b8e 100644
--- a/net/bridge/br_stp.c
+++ b/net/bridge/br_stp.c
@@ -570,7 +570,7 @@
  *
  * Offloaded switch entries maybe more restrictive
  */
-int br_set_ageing_time(struct net_bridge *br, u32 ageing_time)
+int br_set_ageing_time(struct net_bridge *br, clock_t ageing_time)
 {
 	struct switchdev_attr attr = {
 		.orig_dev = br->dev,