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Message-ID: <2a45c4f2304549eb870279e83c5a3d86@huawei.com>
Date: Wed, 5 Feb 2020 10:39:13 +0000
From: Roberto Sassu <roberto.sassu@...wei.com>
To: "zohar@...ux.ibm.com" <zohar@...ux.ibm.com>,
"James.Bottomley@...senPartnership.com"
<James.Bottomley@...senPartnership.com>,
"jarkko.sakkinen@...ux.intel.com" <jarkko.sakkinen@...ux.intel.com>
CC: "linux-integrity@...r.kernel.org" <linux-integrity@...r.kernel.org>,
"linux-security-module@...r.kernel.org"
<linux-security-module@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
Silviu Vlasceanu <Silviu.Vlasceanu@...wei.com>,
"stable@...r.kernel.org" <stable@...r.kernel.org>
Subject: RE: [PATCH v2 3/8] ima: Evaluate error in init_ima()
> -----Original Message-----
> From: Roberto Sassu
> Sent: Wednesday, February 5, 2020 11:33 AM
> To: zohar@...ux.ibm.com; James.Bottomley@...senPartnership.com;
> jarkko.sakkinen@...ux.intel.com
> Cc: linux-integrity@...r.kernel.org; linux-security-module@...r.kernel.org;
> linux-kernel@...r.kernel.org; Silviu Vlasceanu
> <Silviu.Vlasceanu@...wei.com>; Roberto Sassu
> <roberto.sassu@...wei.com>
> Subject: [PATCH v2 3/8] ima: Evaluate error in init_ima()
>
> Evaluate error in init_ima() before register_blocking_lsm_notifier() and
> return if not zero.
>
> Fixes: b16942455193 ("ima: use the lsm policy update notifier")
> Signed-off-by: Roberto Sassu <roberto.sassu@...wei.com>
Add in CC stable@...r.kernel.org.
Roberto
HUAWEI TECHNOLOGIES Duesseldorf GmbH, HRB 56063
Managing Director: Li Peng, Li Jian, Shi Yanli
> ---
> security/integrity/ima/ima_main.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/security/integrity/ima/ima_main.c
> b/security/integrity/ima/ima_main.c
> index d7e987baf127..a16c148ed90d 100644
> --- a/security/integrity/ima/ima_main.c
> +++ b/security/integrity/ima/ima_main.c
> @@ -738,6 +738,9 @@ static int __init init_ima(void)
> error = ima_init();
> }
>
> + if (error)
> + return error;
> +
> error = register_blocking_lsm_notifier(&ima_lsm_policy_notifier);
> if (error)
> pr_warn("Couldn't register LSM notifier, error %d\n", error);
> --
> 2.17.1
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