[v3,3/8] ima: Evaluate error in init_ima()
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Message ID 20200210100048.21448-4-roberto.sassu@huawei.com
State New
Headers show
Series
  • ima: support stronger algorithms for attestation
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Commit Message

Roberto Sassu Feb. 10, 2020, 10 a.m. UTC
Evaluate error in init_ima() before register_blocking_lsm_notifier() and
return if not zero.

Cc: stable@vger.kernel.org # 5.3.x
Fixes: b16942455193 ("ima: use the lsm policy update notifier")
Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com>
---
 security/integrity/ima/ima_main.c | 3 +++
 1 file changed, 3 insertions(+)

Patch
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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);