mptcp: fix uninit-value in mptcp_incoming_options

Added initialization use_ack to mptcp_parse_option(). Reported-by: [email protected] Signed-off-by: Edward Adam Davis <[email protected]> Acked-by: Paolo Abeni <[email protected]> Signed-off-by: David S. Miller <[email protected]>
Darksonn · Nov 24, 2023 · 237ff25 · 237ff25
1 parent c9213dd
commit 237ff25
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
@@ -108,6 +108,7 @@ static void mptcp_parse_option(const struct sk_buff *skb,
 			mp_opt->suboptions |= OPTION_MPTCP_DSS;
 			mp_opt->use_map = 1;
 			mp_opt->mpc_map = 1;
+			mp_opt->use_ack = 0;
 			mp_opt->data_len = get_unaligned_be16(ptr);
 			ptr += 2;
 		}