Hi, That's just my mistake, thank you for your review. I'll send a revised patch again later today. BR, Yoshiyuki On Sun, Apr 26, 2020 at 7:29 PM Pablo Neira Ayuso &lt;pablo(a)netfilter.org&gt; wrote: > Hi, > > On Wed, Apr 22, 2020 at 11:42:11PM +0900, Yoshiyuki Kurauchi wrote: > > In drivers/net/gtp.c, gtp_genl_dump_pdp() should set NLM_F_MULTI > > flag since it returns multipart message. > > This patch adds a new arg "flags" in gtp_genl_fill_info() so that > > flags can be set by the callers. > > > > Signed-off-by: Yoshiyuki Kurauchi &lt;ahochauwaaaaa(a)gmail.com&gt; > > --- > > drivers/net/gtp.c | 11 ++++++----- > > 1 file changed, 6 insertions(+), 5 deletions(-) > > > > diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c > > index 672cd2caf2fb..10fa731bae6d 100644 > > --- a/drivers/net/gtp.c > > +++ b/drivers/net/gtp.c > > @@ -1097,7 +1097,7 @@ static int gtp_genl_new_pdp(struct sk_buff *skb, > struct genl_info *info) > > } > > > > static struct pdp_ctx *gtp_find_pdp_by_link(struct net *net, > > - struct nlattr *nla[]) > > + struct nlattr *nla[]) > > { > > struct gtp_dev *gtp; > > > > @@ -1169,11 +1169,11 @@ static int gtp_genl_del_pdp(struct sk_buff *skb, > struct genl_info *info) > > static struct genl_family gtp_genl_family; > > > > static int gtp_genl_fill_info(struct sk_buff *skb, u32 snd_portid, u32 > snd_seq, > > - u32 type, struct pdp_ctx *pctx) > > + int flags, u32 type, struct pdp_ctx *pctx) > > { > > void *genlh; > > > > - genlh = genlmsg_put(skb, snd_portid, snd_seq, &gtp_genl_family, 0, > > + genlh = genlmsg_put(skb, snd_portid, snd_seq, &gtp_genl_family, > flags, > > type); > > if (genlh == NULL) > > goto nlmsg_failure; > > @@ -1227,8 +1227,8 @@ static int gtp_genl_get_pdp(struct sk_buff *skb, > struct genl_info *info) > > goto err_unlock; > > } > > > > - err = gtp_genl_fill_info(skb2, NETLINK_CB(skb).portid, > > - info->snd_seq, info->nlhdr->nlmsg_type, > pctx); > > + err = gtp_genl_fill_info(skb2, NETLINK_CB(skb).portid, > info->snd_seq, > > + info->nlhdr->nlmsg_flags, > info->nlhdr->nlmsg_type, pctx); > > > > if (err < 0) > > goto err_unlock_free; > > > > @@ -1271,6 +1271,7 @@ static int gtp_genl_dump_pdp(struct sk_buff *skb, > > gtp_genl_fill_info(skb, > > NETLINK_CB(cb->skb).portid, > > cb->nlh->nlmsg_seq, > > + NLM_F_MULTI, > > This one looks fine to me. > > > cb->nlh->nlmsg_type, pctx)) { > > cb->args[0] = i; > > cb->args[1] = j; > > -- > > 2.17.1 > > >