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-rw-r--r--net/bluetooth/hci_debugfs.c13
-rw-r--r--net/bpf/test_run.c4
-rw-r--r--net/core/ethtool.c53
-rw-r--r--net/ipv4/ip_gre.c14
-rw-r--r--net/ipv6/ip6_gre.c15
-rw-r--r--net/ipv6/mcast.c8
-rw-r--r--net/rds/ib.c3
-rw-r--r--net/sched/cls_u32.c21
-rw-r--r--net/sctp/ipv6.c10
-rw-r--r--net/sctp/protocol.c10
10 files changed, 61 insertions, 90 deletions
diff --git a/net/bluetooth/hci_debugfs.c b/net/bluetooth/hci_debugfs.c
index 57403bd567d0..418b76e557b0 100644
--- a/net/bluetooth/hci_debugfs.c
+++ b/net/bluetooth/hci_debugfs.c
@@ -90,19 +90,6 @@ static int __name ## _show(struct seq_file *f, void *ptr) \
\
DEFINE_SHOW_ATTRIBUTE(__name)
-#define DEFINE_SHOW_ATTRIBUTE(__name) \
-static int __name ## _open(struct inode *inode, struct file *file) \
-{ \
- return single_open(file, __name ## _show, inode->i_private); \
-} \
- \
-static const struct file_operations __name ## _fops = { \
- .open = __name ## _open, \
- .read = seq_read, \
- .llseek = seq_lseek, \
- .release = single_release, \
-} \
-
static int features_show(struct seq_file *f, void *ptr)
{
struct hci_dev *hdev = f->private;
diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c
index a86e6687026e..2ced48662c1f 100644
--- a/net/bpf/test_run.c
+++ b/net/bpf/test_run.c
@@ -151,6 +151,7 @@ int bpf_prog_test_run_xdp(struct bpf_prog *prog, const union bpf_attr *kattr,
{
u32 size = kattr->test.data_size_in;
u32 repeat = kattr->test.repeat;
+ struct netdev_rx_queue *rxqueue;
struct xdp_buff xdp = {};
u32 retval, duration;
void *data;
@@ -165,6 +166,9 @@ int bpf_prog_test_run_xdp(struct bpf_prog *prog, const union bpf_attr *kattr,
xdp.data_meta = xdp.data;
xdp.data_end = xdp.data + size;
+ rxqueue = __netif_get_rx_queue(current->nsproxy->net_ns->loopback_dev, 0);
+ xdp.rxq = &rxqueue->xdp_rxq;
+
retval = bpf_test_run(prog, &xdp, repeat, &duration);
if (xdp.data != data + XDP_PACKET_HEADROOM + NET_IP_ALIGN)
size = xdp.data_end - xdp.data;
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 107b122c8969..494e6a5d7306 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -616,18 +616,15 @@ static int load_link_ksettings_from_user(struct ethtool_link_ksettings *to,
return -EFAULT;
memcpy(&to->base, &link_usettings.base, sizeof(to->base));
- bitmap_from_u32array(to->link_modes.supported,
- __ETHTOOL_LINK_MODE_MASK_NBITS,
- link_usettings.link_modes.supported,
- __ETHTOOL_LINK_MODE_MASK_NU32);
- bitmap_from_u32array(to->link_modes.advertising,
- __ETHTOOL_LINK_MODE_MASK_NBITS,
- link_usettings.link_modes.advertising,
- __ETHTOOL_LINK_MODE_MASK_NU32);
- bitmap_from_u32array(to->link_modes.lp_advertising,
- __ETHTOOL_LINK_MODE_MASK_NBITS,
- link_usettings.link_modes.lp_advertising,
- __ETHTOOL_LINK_MODE_MASK_NU32);
+ bitmap_from_arr32(to->link_modes.supported,
+ link_usettings.link_modes.supported,
+ __ETHTOOL_LINK_MODE_MASK_NBITS);
+ bitmap_from_arr32(to->link_modes.advertising,
+ link_usettings.link_modes.advertising,
+ __ETHTOOL_LINK_MODE_MASK_NBITS);
+ bitmap_from_arr32(to->link_modes.lp_advertising,
+ link_usettings.link_modes.lp_advertising,
+ __ETHTOOL_LINK_MODE_MASK_NBITS);
return 0;
}
@@ -643,18 +640,15 @@ store_link_ksettings_for_user(void __user *to,
struct ethtool_link_usettings link_usettings;
memcpy(&link_usettings.base, &from->base, sizeof(link_usettings));
- bitmap_to_u32array(link_usettings.link_modes.supported,
- __ETHTOOL_LINK_MODE_MASK_NU32,
- from->link_modes.supported,
- __ETHTOOL_LINK_MODE_MASK_NBITS);
- bitmap_to_u32array(link_usettings.link_modes.advertising,
- __ETHTOOL_LINK_MODE_MASK_NU32,
- from->link_modes.advertising,
- __ETHTOOL_LINK_MODE_MASK_NBITS);
- bitmap_to_u32array(link_usettings.link_modes.lp_advertising,
- __ETHTOOL_LINK_MODE_MASK_NU32,
- from->link_modes.lp_advertising,
- __ETHTOOL_LINK_MODE_MASK_NBITS);
+ bitmap_to_arr32(link_usettings.link_modes.supported,
+ from->link_modes.supported,
+ __ETHTOOL_LINK_MODE_MASK_NBITS);
+ bitmap_to_arr32(link_usettings.link_modes.advertising,
+ from->link_modes.advertising,
+ __ETHTOOL_LINK_MODE_MASK_NBITS);
+ bitmap_to_arr32(link_usettings.link_modes.lp_advertising,
+ from->link_modes.lp_advertising,
+ __ETHTOOL_LINK_MODE_MASK_NBITS);
if (copy_to_user(to, &link_usettings, sizeof(link_usettings)))
return -EFAULT;
@@ -2358,10 +2352,8 @@ static int ethtool_get_per_queue_coalesce(struct net_device *dev,
useraddr += sizeof(*per_queue_opt);
- bitmap_from_u32array(queue_mask,
- MAX_NUM_QUEUE,
- per_queue_opt->queue_mask,
- DIV_ROUND_UP(MAX_NUM_QUEUE, 32));
+ bitmap_from_arr32(queue_mask, per_queue_opt->queue_mask,
+ MAX_NUM_QUEUE);
for_each_set_bit(bit, queue_mask, MAX_NUM_QUEUE) {
struct ethtool_coalesce coalesce = { .cmd = ETHTOOL_GCOALESCE };
@@ -2393,10 +2385,7 @@ static int ethtool_set_per_queue_coalesce(struct net_device *dev,
useraddr += sizeof(*per_queue_opt);
- bitmap_from_u32array(queue_mask,
- MAX_NUM_QUEUE,
- per_queue_opt->queue_mask,
- DIV_ROUND_UP(MAX_NUM_QUEUE, 32));
+ bitmap_from_arr32(queue_mask, per_queue_opt->queue_mask, MAX_NUM_QUEUE);
n_queue = bitmap_weight(queue_mask, MAX_NUM_QUEUE);
tmp = backup = kmalloc_array(n_queue, sizeof(*backup), GFP_KERNEL);
if (!backup)
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 6ec670fbbbdd..45d97e9b2759 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -261,6 +261,7 @@ static int erspan_rcv(struct sk_buff *skb, struct tnl_ptk_info *tpi,
struct ip_tunnel_net *itn;
struct ip_tunnel *tunnel;
const struct iphdr *iph;
+ struct erspan_md2 *md2;
int ver;
int len;
@@ -313,21 +314,14 @@ static int erspan_rcv(struct sk_buff *skb, struct tnl_ptk_info *tpi,
return PACKET_REJECT;
md = ip_tunnel_info_opts(&tun_dst->u.tun_info);
- memcpy(md, pkt_md, sizeof(*md));
md->version = ver;
+ md2 = &md->u.md2;
+ memcpy(md2, pkt_md, ver == 1 ? ERSPAN_V1_MDSIZE :
+ ERSPAN_V2_MDSIZE);
info = &tun_dst->u.tun_info;
info->key.tun_flags |= TUNNEL_ERSPAN_OPT;
info->options_len = sizeof(*md);
- } else {
- tunnel->erspan_ver = ver;
- if (ver == 1) {
- tunnel->index = ntohl(pkt_md->u.index);
- } else {
- tunnel->dir = pkt_md->u.md2.dir;
- tunnel->hwid = get_hwid(&pkt_md->u.md2);
- }
-
}
skb_reset_mac_header(skb);
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 05f070e123e4..3c353125546d 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -505,6 +505,7 @@ static int ip6erspan_rcv(struct sk_buff *skb, int gre_hdr_len,
struct erspan_base_hdr *ershdr;
struct erspan_metadata *pkt_md;
const struct ipv6hdr *ipv6h;
+ struct erspan_md2 *md2;
struct ip6_tnl *tunnel;
u8 ver;
@@ -551,24 +552,16 @@ static int ip6erspan_rcv(struct sk_buff *skb, int gre_hdr_len,
info = &tun_dst->u.tun_info;
md = ip_tunnel_info_opts(info);
-
- memcpy(md, pkt_md, sizeof(*md));
md->version = ver;
+ md2 = &md->u.md2;
+ memcpy(md2, pkt_md, ver == 1 ? ERSPAN_V1_MDSIZE :
+ ERSPAN_V2_MDSIZE);
info->key.tun_flags |= TUNNEL_ERSPAN_OPT;
info->options_len = sizeof(*md);
ip6_tnl_rcv(tunnel, skb, tpi, tun_dst, log_ecn_error);
} else {
- tunnel->parms.erspan_ver = ver;
-
- if (ver == 1) {
- tunnel->parms.index = ntohl(pkt_md->u.index);
- } else {
- tunnel->parms.dir = pkt_md->u.md2.dir;
- tunnel->parms.hwid = get_hwid(&pkt_md->u.md2);
- }
-
ip6_tnl_rcv(tunnel, skb, tpi, NULL, log_ecn_error);
}
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 6a5d0e39bb87..9b9d2ff01b35 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -65,10 +65,10 @@
#include <net/ip6_checksum.h>
/* Ensure that we have struct in6_addr aligned on 32bit word. */
-static void *__mld2_query_bugs[] __attribute__((__unused__)) = {
- BUILD_BUG_ON_NULL(offsetof(struct mld2_query, mld2q_srcs) % 4),
- BUILD_BUG_ON_NULL(offsetof(struct mld2_report, mld2r_grec) % 4),
- BUILD_BUG_ON_NULL(offsetof(struct mld2_grec, grec_mca) % 4)
+static int __mld2_query_bugs[] __attribute__((__unused__)) = {
+ BUILD_BUG_ON_ZERO(offsetof(struct mld2_query, mld2q_srcs) % 4),
+ BUILD_BUG_ON_ZERO(offsetof(struct mld2_report, mld2r_grec) % 4),
+ BUILD_BUG_ON_ZERO(offsetof(struct mld2_grec, grec_mca) % 4)
};
static struct in6_addr mld2_all_mcr = MLD2_ALL_MCR_INIT;
diff --git a/net/rds/ib.c b/net/rds/ib.c
index b2a5067b4afe..ff0c98096af1 100644
--- a/net/rds/ib.c
+++ b/net/rds/ib.c
@@ -345,7 +345,8 @@ static int rds_ib_laddr_check(struct net *net, __be32 addr)
/* Create a CMA ID and try to bind it. This catches both
* IB and iWARP capable NICs.
*/
- cm_id = rdma_create_id(&init_net, NULL, NULL, RDMA_PS_TCP, IB_QPT_RC);
+ cm_id = rdma_create_id(&init_net, rds_rdma_cm_event_handler,
+ NULL, RDMA_PS_TCP, IB_QPT_RC);
if (IS_ERR(cm_id))
return PTR_ERR(cm_id);
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index e3c5e390ec23..6311a548046b 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -398,10 +398,12 @@ static int u32_init(struct tcf_proto *tp)
static int u32_destroy_key(struct tcf_proto *tp, struct tc_u_knode *n,
bool free_pf)
{
+ struct tc_u_hnode *ht = rtnl_dereference(n->ht_down);
+
tcf_exts_destroy(&n->exts);
tcf_exts_put_net(&n->exts);
- if (n->ht_down)
- n->ht_down->refcnt--;
+ if (ht && --ht->refcnt == 0)
+ kfree(ht);
#ifdef CONFIG_CLS_U32_PERF
if (free_pf)
free_percpu(n->pf);
@@ -659,16 +661,15 @@ static void u32_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack)
hlist_del(&tp_c->hnode);
- for (ht = rtnl_dereference(tp_c->hlist);
- ht;
- ht = rtnl_dereference(ht->next)) {
- ht->refcnt--;
- u32_clear_hnode(tp, ht, extack);
- }
-
while ((ht = rtnl_dereference(tp_c->hlist)) != NULL) {
+ u32_clear_hnode(tp, ht, extack);
RCU_INIT_POINTER(tp_c->hlist, ht->next);
- kfree_rcu(ht, rcu);
+
+ /* u32_destroy_key() will later free ht for us, if it's
+ * still referenced by some knode
+ */
+ if (--ht->refcnt == 0)
+ kfree_rcu(ht, rcu);
}
idr_destroy(&tp_c->handle_idr);
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 5d4c15bf66d2..e35d4f73d2df 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -326,8 +326,10 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
final_p = fl6_update_dst(fl6, rcu_dereference(np->opt), &final);
bdst = ip6_dst_lookup_flow(sk, fl6, final_p);
- if (!IS_ERR(bdst) &&
- ipv6_chk_addr(dev_net(bdst->dev),
+ if (IS_ERR(bdst))
+ continue;
+
+ if (ipv6_chk_addr(dev_net(bdst->dev),
&laddr->a.v6.sin6_addr, bdst->dev, 1)) {
if (!IS_ERR_OR_NULL(dst))
dst_release(dst);
@@ -336,8 +338,10 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
}
bmatchlen = sctp_v6_addr_match_len(daddr, &laddr->a);
- if (matchlen > bmatchlen)
+ if (matchlen > bmatchlen) {
+ dst_release(bdst);
continue;
+ }
if (!IS_ERR_OR_NULL(dst))
dst_release(dst);
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 6a38c2503649..91813e686c67 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -514,22 +514,20 @@ static void sctp_v4_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
if (IS_ERR(rt))
continue;
- if (!dst)
- dst = &rt->dst;
-
/* Ensure the src address belongs to the output
* interface.
*/
odev = __ip_dev_find(sock_net(sk), laddr->a.v4.sin_addr.s_addr,
false);
if (!odev || odev->ifindex != fl4->flowi4_oif) {
- if (&rt->dst != dst)
+ if (!dst)
+ dst = &rt->dst;
+ else
dst_release(&rt->dst);
continue;
}
- if (dst != &rt->dst)
- dst_release(dst);
+ dst_release(dst);
dst = &rt->dst;
break;
}
generated by cgit (git 2.34.1) at 2024-05-02 23:39:15 +0000