[PATCH] ima: Defer query for iversion until it is needed

From: Stefan Berger
Date: Wed Jun 29 2022 - 22:04:05 EST


Defer the query for the iversion until it is needed.

Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxxxxx>
---
security/integrity/ima/ima_api.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/security/integrity/ima/ima_api.c b/security/integrity/ima/ima_api.c
index c1e76282b5ee..4410d45eb281 100644
--- a/security/integrity/ima/ima_api.c
+++ b/security/integrity/ima/ima_api.c
@@ -248,7 +248,6 @@ int ima_collect_measurement(struct integrity_iint_cache *iint,
int result = 0;
int length;
void *tmpbuf;
- u64 i_version;

/*
* Always collect the modsig, because IMA might have already collected
@@ -267,7 +266,6 @@ int ima_collect_measurement(struct integrity_iint_cache *iint,
* to an initial measurement/appraisal/audit, but was modified to
* assume the file changed.
*/
- i_version = inode_query_iversion(inode);
hash.hdr.algo = algo;
hash.hdr.length = hash_digest_size[algo];

@@ -304,7 +302,7 @@ int ima_collect_measurement(struct integrity_iint_cache *iint,

iint->ima_hash = tmpbuf;
memcpy(iint->ima_hash, &hash, length);
- iint->version = i_version;
+ iint->version = inode_query_iversion(inode);

/* Possibly temporary failure due to type of read (eg. O_DIRECT) */
if (!result)
--
2.36.1