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-rw-r--r--security/integrity/iint.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/security/integrity/iint.c b/security/integrity/iint.c
index 1d20003243c3..0ba01847e836 100644
--- a/security/integrity/iint.c
+++ b/security/integrity/iint.c
@@ -98,6 +98,14 @@ struct integrity_iint_cache *integrity_inode_get(struct inode *inode)
struct rb_node *node, *parent = NULL;
struct integrity_iint_cache *iint, *test_iint;
+ /*
+ * The integrity's "iint_cache" is initialized at security_init(),
+ * unless it is not included in the ordered list of LSMs enabled
+ * on the boot command line.
+ */
+ if (!iint_cache)
+ panic("%s: lsm=integrity required.\n", __func__);
+
iint = integrity_iint_find(inode);
if (iint)
return iint;