From 3db59dd93309710c40aaf1571c607cb0feef3ecb Mon Sep 17 00:00:00 2001 From: Mimi Zohar Date: Tue, 17 Jan 2012 22:11:28 -0500 Subject: 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 Signed-off-by: James Morris --- security/integrity/ima/ima_policy.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) 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; -- cgit v1.2.3