On Thursday, February 18, 2016 12:04:08 PM Andreas Gruenbacher wrote:
> 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@xxxxxxxxxx>
> Signed-off-by: Andreas Gruenbacher <agruenba@xxxxxxxxxx>
> ---
> security/selinux/hooks.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Thanks. I've applied this to the stable-4.5 branch and I'll send this up to
James as soon as I've done some sanity checks.
> diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
> index f8110cf..f1ab715 100644
> --- a/security/selinux/hooks.c
> +++ b/security/selinux/hooks.c
> @@ -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;
> }
--
paul moore
www.paul-moore.com
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