diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-07-04 13:45:09 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-07-04 13:45:09 +0200 |
| commit | 8ca1f4c6fb1462ee120730ea75c19da10d2f2d6f (patch) | |
| tree | fa6bebc72c42a94b66d4b3676371753d31e66702 /net/mac802154 | |
| parent | 9372da540bfdcfa345309043e57b335c900a8ad9 (diff) | |
| parent | 199c9959d3a9b53f346c221757fc7ac507fbac50 (diff) | |
| download | linux-stable-linux-rolling-stable.tar.gz linux-stable-linux-rolling-stable.zip | |
Merge v7.1.3linux-rolling-stable
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/mac802154')
| -rw-r--r-- | net/mac802154/llsec.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/net/mac802154/llsec.c b/net/mac802154/llsec.c index e8512578398e..5e7cc11fab3a 100644 --- a/net/mac802154/llsec.c +++ b/net/mac802154/llsec.c @@ -710,6 +710,7 @@ int mac802154_llsec_encrypt(struct mac802154_llsec *sec, struct sk_buff *skb) { struct ieee802154_hdr hdr; int rc, authlen, hlen; + struct sk_buff *trailer; struct mac802154_llsec_key *key; u32 frame_ctr; @@ -769,6 +770,12 @@ int mac802154_llsec_encrypt(struct mac802154_llsec *sec, struct sk_buff *skb) skb->mac_len = ieee802154_hdr_push(skb, &hdr); skb_reset_mac_header(skb); + rc = skb_cow_data(skb, 0, &trailer); + if (rc < 0) { + llsec_key_put(key); + return rc; + } + rc = llsec_do_encrypt(skb, sec, &hdr, key); llsec_key_put(key); @@ -908,6 +915,13 @@ llsec_do_decrypt(struct sk_buff *skb, const struct mac802154_llsec *sec, const struct ieee802154_hdr *hdr, struct mac802154_llsec_key *key, __le64 dev_addr) { + struct sk_buff *trailer; + int err; + + err = skb_cow_data(skb, 0, &trailer); + if (err < 0) + return err; + if (hdr->sec.level == IEEE802154_SCF_SECLEVEL_ENC) return llsec_do_decrypt_unauth(skb, sec, hdr, key, dev_addr); else |