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author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-11-03 20:51:59 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-11-03 20:51:59 +0300 |
commit | 9521c9d6a53df9c44a5f5ddbc229ceaf3cf79ef6 (patch) | |
tree | 993cacf17212302b0a68b753005cd92b916cc489 /drivers/nfc | |
parent | 4d74039149e0062e4ed25738d6e3e06970a38809 (diff) | |
parent | 715aee0fde73d5ebac58e2339cef14f2da42e9e3 (diff) | |
download | linux-9521c9d6a53df9c44a5f5ddbc229ceaf3cf79ef6.tar.xz |
Merge tag 'net-6.1-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from Paolo Abeni:
"Including fixes from bluetooth and netfilter.
Current release - regressions:
- net: several zerocopy flags fixes
- netfilter: fix possible memory leak in nf_nat_init()
- openvswitch: add missing .resv_start_op
Previous releases - regressions:
- neigh: fix null-ptr-deref in neigh_table_clear()
- sched: fix use after free in red_enqueue()
- dsa: fall back to default tagger if we can't load the one from DT
- bluetooth: fix use-after-free in l2cap_conn_del()
Previous releases - always broken:
- netfilter: netlink notifier might race to release objects
- nfc: fix potential memory leak of skb
- bluetooth: fix use-after-free caused by l2cap_reassemble_sdu
- bluetooth: use skb_put to set length
- eth: tun: fix bugs for oversize packet when napi frags enabled
- eth: lan966x: fixes for when MTU is changed
- eth: dwmac-loongson: fix invalid mdio_node"
* tag 'net-6.1-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (53 commits)
vsock: fix possible infinite sleep in vsock_connectible_wait_data()
vsock: remove the unused 'wait' in vsock_connectible_recvmsg()
ipv6: fix WARNING in ip6_route_net_exit_late()
bridge: Fix flushing of dynamic FDB entries
net, neigh: Fix null-ptr-deref in neigh_table_clear()
net/smc: Fix possible leaked pernet namespace in smc_init()
stmmac: dwmac-loongson: fix invalid mdio_node
ibmvnic: Free rwi on reset success
net: mdio: fix undefined behavior in bit shift for __mdiobus_register
Bluetooth: L2CAP: Fix attempting to access uninitialized memory
Bluetooth: L2CAP: Fix l2cap_global_chan_by_psm
Bluetooth: L2CAP: Fix accepting connection request for invalid SPSM
Bluetooth: hci_conn: Fix not restoring ISO buffer count on disconnect
Bluetooth: L2CAP: Fix memory leak in vhci_write
Bluetooth: L2CAP: fix use-after-free in l2cap_conn_del()
Bluetooth: virtio_bt: Use skb_put to set length
Bluetooth: hci_conn: Fix CIS connection dst_type handling
Bluetooth: L2CAP: Fix use-after-free caused by l2cap_reassemble_sdu
netfilter: ipset: enforce documented limit to prevent allocating huge memory
isdn: mISDN: netjet: fix wrong check of device registration
...
Diffstat (limited to 'drivers/nfc')
-rw-r--r-- | drivers/nfc/fdp/fdp.c | 10 | ||||
-rw-r--r-- | drivers/nfc/nfcmrvl/i2c.c | 7 | ||||
-rw-r--r-- | drivers/nfc/nxp-nci/core.c | 7 | ||||
-rw-r--r-- | drivers/nfc/s3fwrn5/core.c | 8 |
4 files changed, 26 insertions, 6 deletions
diff --git a/drivers/nfc/fdp/fdp.c b/drivers/nfc/fdp/fdp.c index c6b3334f24c9..f12f903a9dd1 100644 --- a/drivers/nfc/fdp/fdp.c +++ b/drivers/nfc/fdp/fdp.c @@ -249,11 +249,19 @@ static int fdp_nci_close(struct nci_dev *ndev) static int fdp_nci_send(struct nci_dev *ndev, struct sk_buff *skb) { struct fdp_nci_info *info = nci_get_drvdata(ndev); + int ret; if (atomic_dec_and_test(&info->data_pkt_counter)) info->data_pkt_counter_cb(ndev); - return info->phy_ops->write(info->phy, skb); + ret = info->phy_ops->write(info->phy, skb); + if (ret < 0) { + kfree_skb(skb); + return ret; + } + + consume_skb(skb); + return 0; } static int fdp_nci_request_firmware(struct nci_dev *ndev) diff --git a/drivers/nfc/nfcmrvl/i2c.c b/drivers/nfc/nfcmrvl/i2c.c index acef0cfd76af..24436c9e54c9 100644 --- a/drivers/nfc/nfcmrvl/i2c.c +++ b/drivers/nfc/nfcmrvl/i2c.c @@ -132,10 +132,15 @@ static int nfcmrvl_i2c_nci_send(struct nfcmrvl_private *priv, ret = -EREMOTEIO; } else ret = 0; + } + + if (ret) { kfree_skb(skb); + return ret; } - return ret; + consume_skb(skb); + return 0; } static void nfcmrvl_i2c_nci_update_config(struct nfcmrvl_private *priv, diff --git a/drivers/nfc/nxp-nci/core.c b/drivers/nfc/nxp-nci/core.c index 7c93d484dc1b..580cb6ecffee 100644 --- a/drivers/nfc/nxp-nci/core.c +++ b/drivers/nfc/nxp-nci/core.c @@ -80,10 +80,13 @@ static int nxp_nci_send(struct nci_dev *ndev, struct sk_buff *skb) return -EINVAL; r = info->phy_ops->write(info->phy_id, skb); - if (r < 0) + if (r < 0) { kfree_skb(skb); + return r; + } - return r; + consume_skb(skb); + return 0; } static int nxp_nci_rf_pll_unlocked_ntf(struct nci_dev *ndev, diff --git a/drivers/nfc/s3fwrn5/core.c b/drivers/nfc/s3fwrn5/core.c index 1c412007fabb..0270e05b68df 100644 --- a/drivers/nfc/s3fwrn5/core.c +++ b/drivers/nfc/s3fwrn5/core.c @@ -110,11 +110,15 @@ static int s3fwrn5_nci_send(struct nci_dev *ndev, struct sk_buff *skb) } ret = s3fwrn5_write(info, skb); - if (ret < 0) + if (ret < 0) { kfree_skb(skb); + mutex_unlock(&info->mutex); + return ret; + } + consume_skb(skb); mutex_unlock(&info->mutex); - return ret; + return 0; } static int s3fwrn5_nci_post_setup(struct nci_dev *ndev) |