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-rw-r--r--net/dccp/proto.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index c6b4362bb1d..bdf784c422b 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -512,7 +512,17 @@ static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
struct dccp_sock *dp = dccp_sk(sk);
int val, err = 0;
- if (optlen < sizeof(int))
+ switch (optname) {
+ case DCCP_SOCKOPT_PACKET_SIZE:
+ DCCP_WARN("sockopt(PACKET_SIZE) is deprecated: fix your app\n");
+ return 0;
+ case DCCP_SOCKOPT_CHANGE_L:
+ case DCCP_SOCKOPT_CHANGE_R:
+ DCCP_WARN("sockopt(CHANGE_L/R) is deprecated: fix your app\n");
+ return 0;
+ }
+
+ if (optlen < (int)sizeof(int))
return -EINVAL;
if (get_user(val, (int __user *)optval))
@@ -523,15 +533,6 @@ static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
lock_sock(sk);
switch (optname) {
- case DCCP_SOCKOPT_PACKET_SIZE:
- DCCP_WARN("sockopt(PACKET_SIZE) is deprecated: fix your app\n");
- err = 0;
- break;
- case DCCP_SOCKOPT_CHANGE_L:
- case DCCP_SOCKOPT_CHANGE_R:
- DCCP_WARN("sockopt(CHANGE_L/R) is deprecated: fix your app\n");
- err = 0;
- break;
case DCCP_SOCKOPT_SERVER_TIMEWAIT:
if (dp->dccps_role != DCCP_ROLE_SERVER)
err = -EOPNOTSUPP;
@@ -548,8 +549,8 @@ static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
err = -ENOPROTOOPT;
break;
}
-
release_sock(sk);
+
return err;
}