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| author | David S. Miller <davem@davemloft.net> | 2024-03-11 09:53:22 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2024-03-11 09:53:22 +0000 |
| commit | e996401e06a5232f61b4906e2eea643fffa88396 (patch) | |
| tree | 48f20850b5f6836baccc5e1e5c8bb01efe7ac1df /net/ipv4/udp.c | |
| parent | c2b25092864a16c7865e406badedece5cc25fc2b (diff) | |
| parent | d6eb8de2015f0c24822e47356f839167ebde2945 (diff) | |
Merge branch 'getsockopt-parameter-validation'
Gavrilov Ilia says:
====================
fix incorrect parameter validation in the *_get_sockopt() functions
This v2 series fix incorrent parameter validation in *_get_sockopt()
functions in several places.
version 2 changes:
- reword the patch description
- add two patches for net/kcm and net/x25
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/udp.c')
| -rw-r--r-- | net/ipv4/udp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 2beabf5b2d86..43ec4812b60e 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -2791,11 +2791,11 @@ int udp_lib_getsockopt(struct sock *sk, int level, int optname, if (get_user(len, optlen)) return -EFAULT; - len = min_t(unsigned int, len, sizeof(int)); - if (len < 0) return -EINVAL; + len = min_t(unsigned int, len, sizeof(int)); + switch (optname) { case UDP_CORK: val = udp_test_bit(CORK, sk); |