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-rw-r--r--net/can/raw.c2
-rw-r--r--net/compat.c3
-rw-r--r--net/ipv4/ip_sockglue.c2
3 files changed, 1 insertions, 6 deletions
diff --git a/net/can/raw.c b/net/can/raw.c
index 962fc9f..6e77db5 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -424,8 +424,6 @@ static int raw_setsockopt(struct socket *sock, int level, int optname,
if (level != SOL_CAN_RAW)
return -EINVAL;
- if (optlen < 0)
- return -EINVAL;
switch (optname) {
diff --git a/net/compat.c b/net/compat.c
index e13f525..6a2f75f 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -390,9 +390,6 @@ asmlinkage long compat_sys_setsockopt(int fd, int level, int optname,
int err;
struct socket *sock;
- if (optlen < 0)
- return -EINVAL;
-
if ((sock = sockfd_lookup(fd, &err))!=NULL)
{
err = security_socket_setsockopt(sock,level,optname);
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index a72f43c..cafad9b 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -480,7 +480,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
case IP_OPTIONS:
{
struct ip_options *opt = NULL;
- if (optlen > 40 || optlen < 0)
+ if (optlen > 40)
goto e_inval;
err = ip_options_get_from_user(sock_net(sk), &opt,
optval, optlen);
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