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genetlink: constify genl_err_attr() argument 

genl_err_attr() sets netlink_ext_ack::bad_attr which is a pointer to const
struct nlattr so make the attr argument also const.

Signed-off-by: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michal Kubecek 2018-08-28 18:51:58 +02:00 committed by David S. Miller
parent 21c328dcec
commit 6fce10f704
1 changed files with 1 additions and 1 deletions
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2
include/net/genetlink.h
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@ -112,7 +112,7 @@ static inline void genl_info_net_set(struct genl_info *info, struct net *net)
#define GENL_SET_ERR_MSG(info, msg) NL_SET_ERR_MSG((info)->extack, msg)
static inline int genl_err_attr(struct genl_info *info, int err,
struct nlattr *attr)
const struct nlattr *attr)
{
info->extack->bad_attr = attr;