linux-kernel - [PATCH 2/2] ima: Fix warning: no previous prototype for function 'ima_post_key_create_or

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Message-Id: <20210610171553.3806-2-nramas@linux.microsoft.com>
Date:   Thu, 10 Jun 2021 10:15:53 -0700
From:   Lakshmi Ramasubramanian <nramas@...ux.microsoft.com>
To:     zohar@...ux.ibm.com, robh@...nel.org, bauerman@...ux.ibm.com
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        linux-integrity@...r.kernel.org, linux-kernel@...r.kernel.org,
        tusharsu@...ux.microsoft.com
Subject: [PATCH 2/2] ima: Fix warning: no previous prototype for function 'ima_post_key_create_or_update'

The function prototype for ima_post_key_create_or_update() is present
in 'linux/ima.h'.  But this header file is not included in
ima_asymmetric_keys.c where the function is implemented.  This results
in the following compiler warning when "-Wmissing-prototypes" flag
is turned on:

  security/integrity/ima/ima_asymmetric_keys.c:29:6: warning: no previous
  prototype for 'ima_post_key_create_or_update' [-Wmissing-prototypes]

Include the header file 'linux/ima.h' in ima_asymmetric_keys.c to
fix the compiler warning.

Fixes: 88e70da170e8 (IMA: Define an IMA hook to measure keys)
Cc: stable@...r.kernel.org
Signed-off-by: Lakshmi Ramasubramanian <nramas@...ux.microsoft.com>
---
 security/integrity/ima/ima_asymmetric_keys.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/security/integrity/ima/ima_asymmetric_keys.c b/security/integrity/ima/ima_asymmetric_keys.c
index 1fb0b0e09559..c985418698a4 100644
--- a/security/integrity/ima/ima_asymmetric_keys.c
+++ b/security/integrity/ima/ima_asymmetric_keys.c
@@ -11,6 +11,7 @@
 
 #include <keys/asymmetric-type.h>
 #include <linux/user_namespace.h>
+#include <linux/ima.h>
 #include "ima.h"
 
 /**
-- 
2.25.1