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tomoyo: add missing call to cap_bprm_set_creds

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cap_bprm_set_creds() has to be called from security_bprm_set_creds().
TOMOYO forgot to call cap_bprm_set_creds() from tomoyo_bprm_set_creds()
and suid executables were not being working.

Make sure we call cap_bprm_set_creds() with TOMOYO, to set credentials
properly inside tomoyo_bprm_set_creds().

Signed-off-by: Herton Ronaldo Krzesinski <herton@mandriva.com.br>
Acked-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Herton Ronaldo Krzesinski 2009-05-26 12:15:53 +09:00 committed by James Morris
parent e2a1b9ee23
commit b1338d199d
1 changed files with 6 additions and 0 deletions
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6
security/tomoyo/tomoyo.c
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@ -27,6 +27,12 @@ static int tomoyo_cred_prepare(struct cred *new, const struct cred *old,
static int tomoyo_bprm_set_creds(struct linux_binprm *bprm)
{
int rc;
rc = cap_bprm_set_creds(bprm);
if (rc)
return rc;
/*
* Do only if this function is called for the first time of an execve
* operation.