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authorDavid S. Miller <davem@davemloft.net>2009-03-26 15:23:24 -0700
committerDavid S. Miller <davem@davemloft.net>2009-03-26 15:23:24 -0700
commit08abe18af1f78ee80c3c3a5ac47c3e0ae0beadf6 (patch)
tree2be39bf8942edca1bcec735145e144a682ca9cd3 /security/keys/permission.c
parentf0de70f8bb56952f6e016a65a8a8d006918f5bf6 (diff)
parent0384e2959127a56d0640505d004d8dd92f9c29f5 (diff)
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Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts: drivers/net/wimax/i2400m/usb-notif.c
Diffstat (limited to 'security/keys/permission.c')
-rw-r--r--security/keys/permission.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/security/keys/permission.c b/security/keys/permission.c
index 5d9fc7b..0ed802c 100644
--- a/security/keys/permission.c
+++ b/security/keys/permission.c
@@ -35,6 +35,9 @@ int key_task_permission(const key_ref_t key_ref, const struct cred *cred,
key = key_ref_to_ptr(key_ref);
+ if (key->user->user_ns != cred->user->user_ns)
+ goto use_other_perms;
+
/* use the second 8-bits of permissions for keys the caller owns */
if (key->uid == cred->fsuid) {
kperm = key->perm >> 16;
@@ -56,6 +59,8 @@ int key_task_permission(const key_ref_t key_ref, const struct cred *cred,
}
}
+use_other_perms:
+
/* otherwise use the least-significant 8-bits */
kperm = key->perm;