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-rw-r--r--include/net/netlink.h33
1 files changed, 23 insertions, 10 deletions
diff --git a/include/net/netlink.h b/include/net/netlink.h
index a064ec3e2ee1..01709172b3d3 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -239,9 +239,11 @@ int nlmsg_notify(struct sock *sk, struct sk_buff *skb, u32 portid,
unsigned int group, int report, gfp_t flags);
int nla_validate(const struct nlattr *head, int len, int maxtype,
- const struct nla_policy *policy);
+ const struct nla_policy *policy,
+ struct netlink_ext_ack *extack);
int nla_parse(struct nlattr **tb, int maxtype, const struct nlattr *head,
- int len, const struct nla_policy *policy);
+ int len, const struct nla_policy *policy,
+ struct netlink_ext_ack *extack);
int nla_policy_len(const struct nla_policy *, int);
struct nlattr *nla_find(const struct nlattr *head, int len, int attrtype);
size_t nla_strlcpy(char *dst, const struct nlattr *nla, size_t dstsize);
@@ -375,18 +377,20 @@ nlmsg_next(const struct nlmsghdr *nlh, int *remaining)
* @tb: destination array with maxtype+1 elements
* @maxtype: maximum attribute type to be expected
* @policy: validation policy
+ * @extack: extended ACK report struct
*
* See nla_parse()
*/
static inline int nlmsg_parse(const struct nlmsghdr *nlh, int hdrlen,
struct nlattr *tb[], int maxtype,
- const struct nla_policy *policy)
+ const struct nla_policy *policy,
+ struct netlink_ext_ack *extack)
{
if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen))
return -EINVAL;
return nla_parse(tb, maxtype, nlmsg_attrdata(nlh, hdrlen),
- nlmsg_attrlen(nlh, hdrlen), policy);
+ nlmsg_attrlen(nlh, hdrlen), policy, extack);
}
/**
@@ -410,16 +414,19 @@ static inline struct nlattr *nlmsg_find_attr(const struct nlmsghdr *nlh,
* @hdrlen: length of familiy specific header
* @maxtype: maximum attribute type to be expected
* @policy: validation policy
+ * @extack: extended ACK report struct
*/
static inline int nlmsg_validate(const struct nlmsghdr *nlh,
int hdrlen, int maxtype,
- const struct nla_policy *policy)
+ const struct nla_policy *policy,
+ struct netlink_ext_ack *extack)
{
if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen))
return -EINVAL;
return nla_validate(nlmsg_attrdata(nlh, hdrlen),
- nlmsg_attrlen(nlh, hdrlen), maxtype, policy);
+ nlmsg_attrlen(nlh, hdrlen), maxtype, policy,
+ extack);
}
/**
@@ -740,14 +747,17 @@ nla_find_nested(const struct nlattr *nla, int attrtype)
* @maxtype: maximum attribute type to be expected
* @nla: attribute containing the nested attributes
* @policy: validation policy
+ * @extack: extended ACK report struct
*
* See nla_parse()
*/
static inline int nla_parse_nested(struct nlattr *tb[], int maxtype,
const struct nlattr *nla,
- const struct nla_policy *policy)
+ const struct nla_policy *policy,
+ struct netlink_ext_ack *extack)
{
- return nla_parse(tb, maxtype, nla_data(nla), nla_len(nla), policy);
+ return nla_parse(tb, maxtype, nla_data(nla), nla_len(nla), policy,
+ extack);
}
/**
@@ -1253,6 +1263,7 @@ static inline void nla_nest_cancel(struct sk_buff *skb, struct nlattr *start)
* @start: container attribute
* @maxtype: maximum attribute type to be expected
* @policy: validation policy
+ * @extack: extended ACK report struct
*
* Validates all attributes in the nested attribute stream against the
* specified policy. Attributes with a type exceeding maxtype will be
@@ -1261,9 +1272,11 @@ static inline void nla_nest_cancel(struct sk_buff *skb, struct nlattr *start)
* Returns 0 on success or a negative error code.
*/
static inline int nla_validate_nested(const struct nlattr *start, int maxtype,
- const struct nla_policy *policy)
+ const struct nla_policy *policy,
+ struct netlink_ext_ack *extack)
{
- return nla_validate(nla_data(start), nla_len(start), maxtype, policy);
+ return nla_validate(nla_data(start), nla_len(start), maxtype, policy,
+ extack);
}
/**