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authorMimi Zohar <zohar@linux.vnet.ibm.com>2012-01-17 22:11:28 -0500
committerJames Morris <jmorris@namei.org>2012-01-19 15:59:11 +1100
commit3db59dd93309710c40aaf1571c607cb0feef3ecb (patch)
tree6a224a855aad0e5207abae573456b2d2ec381f7c /security
parent4bf1924c008dffdc154f82507b4052e49263a6f4 (diff)
downloadlinaro-lsk-3db59dd93309710c40aaf1571c607cb0feef3ecb.tar.gz
ima: fix cred sparse warning
Fix ima_policy.c sparse "warning: dereference of noderef expression" message, by accessing cred->uid using current_cred(). Changelog v1: - Change __cred to just cred (based on David Howell's comment) Signed-off-by: Mimi Zohar <zohar@us.ibm.com> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security')
-rw-r--r--security/integrity/ima/ima_policy.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index d661afbe474..d45061d02fe 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -99,6 +99,7 @@ static bool ima_match_rules(struct ima_measure_rule_entry *rule,
struct inode *inode, enum ima_hooks func, int mask)
{
struct task_struct *tsk = current;
+ const struct cred *cred = current_cred();
int i;
if ((rule->flags & IMA_FUNC) && rule->func != func)
@@ -108,7 +109,7 @@ static bool ima_match_rules(struct ima_measure_rule_entry *rule,
if ((rule->flags & IMA_FSMAGIC)
&& rule->fsmagic != inode->i_sb->s_magic)
return false;
- if ((rule->flags & IMA_UID) && rule->uid != tsk->cred->uid)
+ if ((rule->flags & IMA_UID) && rule->uid != cred->uid)
return false;
for (i = 0; i < MAX_LSM_RULES; i++) {
int rc = 0;