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capabilities: do not special case exec of init 

When the global init task is exec'd we have special case logic to make sure
the pE is not reduced.  There is no reason for this.  If init wants to drop
it's pE is should be allowed to do so.  Remove this special logic.

Signed-off-by: Eric Paris <eparis@redhat.com>
Acked-by: Serge Hallyn <serge@hallyn.com>
Acked-by: David Howells <dhowells@redhat.com>
Acked-by: Andrew G. Morgan <morgan@kernel.org>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Eric Paris 2011-04-01 17:08:28 -04:00 committed by James Morris
parent 17f60a7da1
commit 4bf2ea77db
1 changed files with 4 additions and 9 deletions
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5
security/commoncap.c
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@ -529,15 +529,10 @@ skip:
new->suid = new->fsuid = new->euid; new->suid = new->fsuid = new->euid;
new->sgid = new->fsgid = new->egid; new->sgid = new->fsgid = new->egid;
/* For init, we want to retain the capabilities set in the initial
* task. Thus we skip the usual capability rules
*/
if (!is_global_init(current)) {
if (effective) if (effective)
new->cap_effective = new->cap_permitted; new->cap_effective = new->cap_permitted;
else else
cap_clear(new->cap_effective); cap_clear(new->cap_effective);
}
bprm->cap_effective = effective; bprm->cap_effective = effective;
/* /*