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authorHangyu Hua <hbh25y@gmail.com>2022-02-11 12:55:10 +0800
committerDavid S. Miller <davem@davemloft.net>2022-02-13 12:12:25 +0000
commit143de8d97d79316590475dc2a84513c63c863ddf (patch)
treeb47e1bff716dffcd7249b60826b6690e3175ef90 /net/tipc
parentbf8e59fd315f304eb538546e35de6dc603e4709f (diff)
tipc: fix a bit overflow in tipc_crypto_key_rcv()
msg_data_sz return a 32bit value, but size is 16bit. This may lead to a bit overflow. Signed-off-by: Hangyu Hua <hbh25y@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc')
-rw-r--r--net/tipc/crypto.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/tipc/crypto.c b/net/tipc/crypto.c
index 9325479295b8..f09316a9035f 100644
--- a/net/tipc/crypto.c
+++ b/net/tipc/crypto.c
@@ -2276,7 +2276,7 @@ static bool tipc_crypto_key_rcv(struct tipc_crypto *rx, struct tipc_msg *hdr)
struct tipc_crypto *tx = tipc_net(rx->net)->crypto_tx;
struct tipc_aead_key *skey = NULL;
u16 key_gen = msg_key_gen(hdr);
- u16 size = msg_data_sz(hdr);
+ u32 size = msg_data_sz(hdr);
u8 *data = msg_data(hdr);
unsigned int keylen;