use proper netlink_dump_control.done and .module to avoid panic.
Signed-off-by: Gao feng <gaofeng@xxxxxxxxxxxxxx>
---
net/xfrm/xfrm_user.c | 10 ++++++++--
1 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 289f4bf..fb6b06b 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -867,6 +867,7 @@ static int xfrm_dump_sa_done(struct netlink_callback *cb)
{
struct xfrm_state_walk *walk = (struct xfrm_state_walk *) &cb->args[1];
xfrm_state_walk_done(walk);
+ netlink_dump_done(cb);
return 0;
}
@@ -1538,6 +1539,7 @@ static int xfrm_dump_policy_done(struct netlink_callback *cb)
struct xfrm_policy_walk *walk = (struct xfrm_policy_walk *) &cb->args[1];
xfrm_policy_walk_done(walk);
+ netlink_dump_done(cb);
return 0;
}
@@ -2308,17 +2310,20 @@ static struct xfrm_link {
int (*doit)(struct sk_buff *, struct nlmsghdr *, struct nlattr **);
int (*dump)(struct sk_buff *, struct netlink_callback *);
int (*done)(struct netlink_callback *);
+ struct module *module;
} xfrm_dispatch[XFRM_NR_MSGTYPES] = {
[XFRM_MSG_NEWSA - XFRM_MSG_BASE] = { .doit = xfrm_add_sa },
[XFRM_MSG_DELSA - XFRM_MSG_BASE] = { .doit = xfrm_del_sa },
[XFRM_MSG_GETSA - XFRM_MSG_BASE] = { .doit = xfrm_get_sa,
.dump = xfrm_dump_sa,
- .done = xfrm_dump_sa_done },
+ .done = xfrm_dump_sa_done,
+ .module = THIS_MODULE },
[XFRM_MSG_NEWPOLICY - XFRM_MSG_BASE] = { .doit = xfrm_add_policy },
[XFRM_MSG_DELPOLICY - XFRM_MSG_BASE] = { .doit = xfrm_get_policy },
[XFRM_MSG_GETPOLICY - XFRM_MSG_BASE] = { .doit = xfrm_get_policy,
.dump = xfrm_dump_policy,
- .done = xfrm_dump_policy_done },
+ .done = xfrm_dump_policy_done,
+ .module = THIS_MODULE },
[XFRM_MSG_ALLOCSPI - XFRM_MSG_BASE] = { .doit = xfrm_alloc_userspi },
[XFRM_MSG_ACQUIRE - XFRM_MSG_BASE] = { .doit = xfrm_add_acquire },
[XFRM_MSG_EXPIRE - XFRM_MSG_BASE] = { .doit = xfrm_add_sa_expire },
@@ -2362,6 +2367,7 @@ static int xfrm_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
struct netlink_dump_control c = {
.dump = link->dump,
.done = link->done,
+ .module = link->module,
};
return netlink_dump_start(net->xfrm.nlsk, skb, nlh, &c);
}
--
1.7.7.6
--
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