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userns: Convert group_info values from gid_t to kgid_t.

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As a first step to converting struct cred to be all kuid_t and kgid_t
values convert the group values stored in group_info to always be
kgid_t values.   Unless user namespaces are used this change should
have no effect.

Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman
2011-11-14 15:56:38 -08:00
parent 22d917d80e
commit ae2975bc34
12 changed files with 104 additions and 49 deletions
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4
net/sunrpc/auth_generic.c
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@@ -160,8 +160,8 @@ generic_match(struct auth_cred *acred, struct rpc_cred *cred, int flags)
if (gcred->acred.group_info->ngroups != acred->group_info->ngroups)
goto out_nomatch;
for (i = 0; i < gcred->acred.group_info->ngroups; i++) {
if (GROUP_AT(gcred->acred.group_info, i) !=
GROUP_AT(acred->group_info, i))
if (!gid_eq(GROUP_AT(gcred->acred.group_info, i),
GROUP_AT(acred->group_info, i)))
goto out_nomatch;
}
out_match: