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| author | roel kluin <roel.kluin@gmail.com> | 2009-10-23 05:59:21 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-10-29 01:39:54 -0700 |
| commit | 65a1c4fffaaf5ca166a1263d84ca664d5192cda6 (patch) | |
| tree | 4b78359d2af0a8e0912addbdff6fa07856f25f95 | |
| parent | 091bb8ab51c668635d1a75359019005921676881 (diff) | |
| download | linux-65a1c4fffaaf5ca166a1263d84ca664d5192cda6.tar.bz2 | |
net: Cleanup redundant tests on unsigned
optlen is unsigned so the `< 0' test is never true.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/can/raw.c | 2 | ||||
| -rw-r--r-- | net/compat.c | 3 | ||||
| -rw-r--r-- | net/ipv4/ip_sockglue.c | 2 |
3 files changed, 1 insertions, 6 deletions
diff --git a/net/can/raw.c b/net/can/raw.c index 962fc9f1d0c7..6e77db58b9e6 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 e13f5256fd20..6a2f75fb3f45 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 a72f43ce33be..cafad9baff03 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); |