can: gw: use kmem_cache_free() instead of kfree()

Memory allocated by kmem_cache_alloc() should be freed using
kmem_cache_free(), not kfree().

Cc: linux-stable <stable@vger.kernel.org> # >= v3.2
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/net/can/gw.c b/net/can/gw.c
index 2d117dc..117814a 100644 (file)
--- a/net/can/gw.c
+++ b/net/can/gw.c
@@ -466,7 +466,7 @@ static int cgw_notifier(struct notifier_block *nb,
                        if (gwj->src.dev == dev || gwj->dst.dev == dev) {
                                hlist_del(&gwj->list);
                                cgw_unregister_filter(gwj);
-                               kfree(gwj);
+                               kmem_cache_free(cgw_cache, gwj);
                        }
                }
        }
@@ -864,7 +864,7 @@ static void cgw_remove_all_jobs(void)
        hlist_for_each_entry_safe(gwj, nx, &cgw_list, list) {
                hlist_del(&gwj->list);
                cgw_unregister_filter(gwj);
-               kfree(gwj);
+               kmem_cache_free(cgw_cache, gwj);
        }
 }
 
@@ -920,7 +920,7 @@ static int cgw_remove_job(struct sk_buff *skb,  struct nlmsghdr *nlh, void *arg)
 
                hlist_del(&gwj->list);
                cgw_unregister_filter(gwj);
-               kfree(gwj);
+               kmem_cache_free(cgw_cache, gwj);
                err = 0;
                break;
        }