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ima: Evaluate error in init_ima()

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commit e144d6b265415ddbdc54b3f17f4f95133effa5a8 upstream.

Evaluate error in init_ima() before register_blocking_lsm_notifier() and
return if not zero.

Cc: stable@vger.kernel.org # 5.3.x
Fixes: b169424551 ("ima: use the lsm policy update notifier")
Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com>
Reviewed-by: James Morris <jamorris@linux.microsoft.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Roberto Sassu 2020-03-25 11:47:07 +01:00 • committed by Greg Kroah-Hartman
commit 4ce29d9b19
1 changed files with 3 additions and 0 deletions
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3
security/integrity/ima/ima_main.c
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@ -712,6 +712,9 @@ 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);