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authorOleg Nesterov <oleg@redhat.com>2010-05-26 14:43:00 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-27 09:12:45 -0700
commit685bfd2c48bb3284d31e73ff3151c957d76deda9 (patch)
tree177210787515f48c0eaad5216bd012f4a2fb2149 /security/keys/process_keys.c
parent898b374af6f71041bd3bceebe257e564f3f1d458 (diff)
umh: creds: convert call_usermodehelper_keys() to use subprocess_info->init()
call_usermodehelper_keys() uses call_usermodehelper_setkeys() to change subprocess_info->cred in advance. Now that we have info->init() we can change this code to set tgcred->session_keyring in context of execing kernel thread. Note: since currently call_usermodehelper_keys() is never called with UMH_NO_WAIT, call_usermodehelper_keys()->key_get() and umh_keys_cleanup() are not really needed, we could rely on install_session_keyring_to_cred() which does key_get() on success. Signed-off-by: Oleg Nesterov <oleg@redhat.com> Acked-by: Neil Horman <nhorman@tuxdriver.com> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'security/keys/process_keys.c')
-rw-r--r--security/keys/process_keys.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/security/keys/process_keys.c b/security/keys/process_keys.c
index 20a38fed61b..6b8e4ff4cc6 100644
--- a/security/keys/process_keys.c
+++ b/security/keys/process_keys.c
@@ -216,8 +216,7 @@ static int install_process_keyring(void)
/*
* install a session keyring directly to a credentials struct
*/
-static int install_session_keyring_to_cred(struct cred *cred,
- struct key *keyring)
+int install_session_keyring_to_cred(struct cred *cred, struct key *keyring)
{
unsigned long flags;
struct key *old;