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keys: use keyring_alloc() to create module signing keyring 

Use keyring_alloc() to create special keyrings now that it has
a permissions parameter rather than using key_alloc() +
key_instantiate_and_link().

Signed-off-by: David Howells <dhowells@redhat.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
David Howells 2012-12-20 15:05:56 -08:00 committed by Linus Torvalds
parent e67eab39be
commit cfde819088
1 changed files with 6 additions and 9 deletions
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15
kernel/modsign_pubkey.c
View File

@ -34,18 +34,15 @@ static __init int module_verify_init(void)
{
pr_notice("Initialise module verification\n");
modsign_keyring = key_alloc(&key_type_keyring, ".module_sign",
KUIDT_INIT(0), KGIDT_INIT(0),
current_cred(),
(KEY_POS_ALL & ~KEY_POS_SETATTR) |
KEY_USR_VIEW | KEY_USR_READ,
KEY_ALLOC_NOT_IN_QUOTA);
modsign_keyring = keyring_alloc(".module_sign",
KUIDT_INIT(0), KGIDT_INIT(0),
current_cred(),
((KEY_POS_ALL & ~KEY_POS_SETATTR) |
KEY_USR_VIEW | KEY_USR_READ),
KEY_ALLOC_NOT_IN_QUOTA, NULL);
if (IS_ERR(modsign_keyring))
panic("Can't allocate module signing keyring\n");
if (key_instantiate_and_link(modsign_keyring, NULL, 0, NULL, NULL) < 0)
panic("Can't instantiate module signing keyring\n");
return 0;
}