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-rw-r--r--net/netlink/genetlink.c28
1 files changed, 12 insertions, 16 deletions
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 6c19b91bbb86..55ee680e9db1 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -474,8 +474,7 @@ genl_family_rcv_msg_attrs_parse(const struct genl_family *family,
struct netlink_ext_ack *extack,
const struct genl_ops *ops,
int hdrlen,
- enum genl_validate_flags no_strict_flag,
- bool parallel)
+ enum genl_validate_flags no_strict_flag)
{
enum netlink_validation validate = ops->validate & no_strict_flag ?
NL_VALIDATE_LIBERAL :
@@ -486,7 +485,7 @@ genl_family_rcv_msg_attrs_parse(const struct genl_family *family,
if (!family->maxattr)
return NULL;
- if (parallel) {
+ if (family->parallel_ops) {
attrbuf = kmalloc_array(family->maxattr + 1,
sizeof(struct nlattr *), GFP_KERNEL);
if (!attrbuf)
@@ -498,7 +497,7 @@ genl_family_rcv_msg_attrs_parse(const struct genl_family *family,
err = __nlmsg_parse(nlh, hdrlen, attrbuf, family->maxattr,
family->policy, validate, extack);
if (err) {
- if (parallel)
+ if (family->parallel_ops)
kfree(attrbuf);
return ERR_PTR(err);
}
@@ -506,10 +505,9 @@ genl_family_rcv_msg_attrs_parse(const struct genl_family *family,
}
static void genl_family_rcv_msg_attrs_free(const struct genl_family *family,
- struct nlattr **attrbuf,
- bool parallel)
+ struct nlattr **attrbuf)
{
- if (parallel)
+ if (family->parallel_ops)
kfree(attrbuf);
}
@@ -537,15 +535,14 @@ static int genl_start(struct netlink_callback *cb)
attrs = genl_family_rcv_msg_attrs_parse(ctx->family, ctx->nlh, ctx->extack,
ops, ctx->hdrlen,
- GENL_DONT_VALIDATE_DUMP_STRICT,
- true);
+ GENL_DONT_VALIDATE_DUMP_STRICT);
if (IS_ERR(attrs))
return PTR_ERR(attrs);
no_attrs:
info = genl_dumpit_info_alloc();
if (!info) {
- kfree(attrs);
+ genl_family_rcv_msg_attrs_free(ctx->family, attrs);
return -ENOMEM;
}
info->family = ctx->family;
@@ -562,7 +559,7 @@ no_attrs:
}
if (rc) {
- kfree(attrs);
+ genl_family_rcv_msg_attrs_free(info->family, info->attrs);
genl_dumpit_info_free(info);
cb->data = NULL;
}
@@ -591,7 +588,7 @@ static int genl_lock_done(struct netlink_callback *cb)
rc = ops->done(cb);
genl_unlock();
}
- genl_family_rcv_msg_attrs_free(info->family, info->attrs, false);
+ genl_family_rcv_msg_attrs_free(info->family, info->attrs);
genl_dumpit_info_free(info);
return rc;
}
@@ -604,7 +601,7 @@ static int genl_parallel_done(struct netlink_callback *cb)
if (ops->done)
rc = ops->done(cb);
- genl_family_rcv_msg_attrs_free(info->family, info->attrs, true);
+ genl_family_rcv_msg_attrs_free(info->family, info->attrs);
genl_dumpit_info_free(info);
return rc;
}
@@ -671,8 +668,7 @@ static int genl_family_rcv_msg_doit(const struct genl_family *family,
attrbuf = genl_family_rcv_msg_attrs_parse(family, nlh, extack,
ops, hdrlen,
- GENL_DONT_VALIDATE_STRICT,
- family->parallel_ops);
+ GENL_DONT_VALIDATE_STRICT);
if (IS_ERR(attrbuf))
return PTR_ERR(attrbuf);
@@ -698,7 +694,7 @@ static int genl_family_rcv_msg_doit(const struct genl_family *family,
family->post_doit(ops, skb, &info);
out:
- genl_family_rcv_msg_attrs_free(family, attrbuf, family->parallel_ops);
+ genl_family_rcv_msg_attrs_free(family, attrbuf);
return err;
}