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selinux: Don't sleep inside inode_getsecid hook

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The inode_getsecid hook is called from contexts in which sleeping is not
allowed, so we cannot revalidate inode security labels from there. Use
the non-validating version of inode_security() instead.

Reported-by: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: Paul Moore <paul@paul-moore.com>
This commit is contained in:
Andreas Gruenbacher 2016-02-18 12:04:08 +01:00 committed by Paul Moore
parent b197367ed1
commit e817c2f33e
1 changed files with 1 additions and 1 deletions
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2
security/selinux/hooks.c
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@ -3249,7 +3249,7 @@ static int selinux_inode_listsecurity(struct inode *inode, char *buffer, size_t
static void selinux_inode_getsecid(struct inode *inode, u32 *secid)
{
struct inode_security_struct *isec = inode_security(inode);
struct inode_security_struct *isec = inode_security_novalidate(inode);
*secid = isec->sid;
}