use proper netlink_dump_control.done and .module to avoid panic.
Signed-off-by: Gao feng <gaofeng@xxxxxxxxxxxxxx>
Cc: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
---
crypto/crypto_user.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c
index ba2c611..a9ca2b9 100644
--- a/crypto/crypto_user.c
+++ b/crypto/crypto_user.c
@@ -249,7 +249,7 @@ out_err:
static int crypto_dump_report_done(struct netlink_callback *cb)
{
- return 0;
+ return netlink_dump_done(cb);
}
static int crypto_update_alg(struct sk_buff *skb, struct nlmsghdr *nlh,
@@ -430,13 +430,15 @@ static struct crypto_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;
} crypto_dispatch[CRYPTO_NR_MSGTYPES] = {
[CRYPTO_MSG_NEWALG - CRYPTO_MSG_BASE] = { .doit = crypto_add_alg},
[CRYPTO_MSG_DELALG - CRYPTO_MSG_BASE] = { .doit = crypto_del_alg},
[CRYPTO_MSG_UPDATEALG - CRYPTO_MSG_BASE] = { .doit = crypto_update_alg},
[CRYPTO_MSG_GETALG - CRYPTO_MSG_BASE] = { .doit = crypto_report,
.dump = crypto_dump_report,
- .done = crypto_dump_report_done},
+ .done = crypto_dump_report_done,
+ .module = THIS_MODULE},
};
static int crypto_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
@@ -470,6 +472,7 @@ static int crypto_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
struct netlink_dump_control c = {
.dump = link->dump,
.done = link->done,
+ .module = link->module,
.min_dump_alloc = dump_alloc,
};
return netlink_dump_start(crypto_nlsk, skb, nlh, &c);
--
1.7.7.6
--
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