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netfilter: xt_owner: bail out with EINVAL in case of unsupported flags

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Reject flags that are not supported with EINVAL.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Pablo Neira Ayuso 2019-06-07 16:37:30 +02:00
parent 87e389b4c2
commit 9911c1139f
2 changed files with 8 additions and 0 deletions
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5
include/uapi/linux/netfilter/xt_owner.h
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@ -11,6 +11,11 @@ enum {
XT_OWNER_SUPPL_GROUPS = 1 << 3,
};
#define XT_OWNER_MASK (XT_OWNER_UID | \
XT_OWNER_GID | \
XT_OWNER_SOCKET | \
XT_OWNER_SUPPL_GROUPS)
struct xt_owner_match_info {
__u32 uid_min, uid_max;
__u32 gid_min, gid_max;