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-rw-r--r--net/ipv4/tcp.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 65afeaec15b7..c259714c5596 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2176,6 +2176,8 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
2176 GFP_KERNEL); 2176 GFP_KERNEL);
2177 if (cvp == NULL) 2177 if (cvp == NULL)
2178 return -ENOMEM; 2178 return -ENOMEM;
2179
2180 kref_init(&cvp->kref);
2179 } 2181 }
2180 lock_sock(sk); 2182 lock_sock(sk);
2181 tp->rx_opt.cookie_in_always = 2183 tp->rx_opt.cookie_in_always =
@@ -2190,12 +2192,11 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
2190 */ 2192 */
2191 kref_put(&tp->cookie_values->kref, 2193 kref_put(&tp->cookie_values->kref,
2192 tcp_cookie_values_release); 2194 tcp_cookie_values_release);
2193 kref_init(&cvp->kref);
2194 tp->cookie_values = cvp;
2195 } else { 2195 } else {
2196 cvp = tp->cookie_values; 2196 cvp = tp->cookie_values;
2197 } 2197 }
2198 } 2198 }
2199
2199 if (cvp != NULL) { 2200 if (cvp != NULL) {
2200 cvp->cookie_desired = ctd.tcpct_cookie_desired; 2201 cvp->cookie_desired = ctd.tcpct_cookie_desired;
2201 2202
@@ -2209,6 +2210,8 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
2209 cvp->s_data_desired = ctd.tcpct_s_data_desired; 2210 cvp->s_data_desired = ctd.tcpct_s_data_desired;
2210 cvp->s_data_constant = 0; /* false */ 2211 cvp->s_data_constant = 0; /* false */
2211 } 2212 }
2213
2214 tp->cookie_values = cvp;
2212 } 2215 }
2213 release_sock(sk); 2216 release_sock(sk);
2214 return err; 2217 return err;