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authorMauro Carvalho Chehab <mchehab@kernel.org>2023-02-08 15:18:54 +0100
committerMauro Carvalho Chehab <mchehab@kernel.org>2023-02-08 15:18:54 +0100
commit94817983fb2ccd1869ed0c5a763317a45283a272 (patch)
tree5517dcf434a416074756acd9f482b0e7bbf01baf /net/netrom/af_netrom.c
parent7120d6bfd6d0b26b49958f429701996f2d3e2c2a (diff)
parent4ec5183ec48656cec489c49f989c508b68b518e3 (diff)
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Merge tag 'v6.2-rc7' into media_tree
Linux 6.2-rc7 * tag 'v6.2-rc7': (1549 commits) Linux 6.2-rc7 fbcon: Check font dimension limits efi: fix potential NULL deref in efi_mem_reserve_persistent kernel/irq/irqdomain.c: fix memory leak with using debugfs_lookup() HV: hv_balloon: fix memory leak with using debugfs_lookup() mtk_sgmii: enable PCS polling to allow SFP work net: mediatek: sgmii: fix duplex configuration net: mediatek: sgmii: ensure the SGMII PHY is powered down on configuration MAINTAINERS: update SCTP maintainers MAINTAINERS: ipv6: retire Hideaki Yoshifuji mailmap: add John Crispin's entry MAINTAINERS: bonding: move Veaceslav Falico to CREDITS net: openvswitch: fix flow memory leak in ovs_flow_cmd_new net: ethernet: mtk_eth_soc: disable hardware DSA untagging for second MAC virtio-net: Keep stop() to follow mirror sequence of open() efi: Accept version 2 of memory attributes table ceph: blocklist the kclient when receiving corrupted snap trace ceph: move mount state enum to super.h selftests: net: udpgso_bench_tx: Cater for pending datagrams zerocopy benchmarking selftests: net: udpgso_bench: Fix racing bug between the rx/tx programs ...
Diffstat (limited to 'net/netrom/af_netrom.c')
-rw-r--r--net/netrom/af_netrom.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index 6f7f4392cffb..5a4cb796150f 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -400,6 +400,11 @@ static int nr_listen(struct socket *sock, int backlog)
struct sock *sk = sock->sk;
lock_sock(sk);
+ if (sock->state != SS_UNCONNECTED) {
+ release_sock(sk);
+ return -EINVAL;
+ }
+
if (sk->sk_state != TCP_LISTEN) {
memset(&nr_sk(sk)->user_addr, 0, AX25_ADDR_LEN);
sk->sk_max_ack_backlog = backlog;