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-rw-r--r--include/linux/audit.h3
-rw-r--r--kernel/auditsc.c6
2 files changed, 8 insertions, 1 deletions
diff --git a/include/linux/audit.h b/include/linux/audit.h
index 838e05f..fffbc217 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -184,8 +184,9 @@
/* AUDIT_FIELD_COMPARE rule list */
#define AUDIT_COMPARE_UID_TO_OBJ_UID 1
+#define AUDIT_COMPARE_GID_TO_OBJ_GID 2
-#define AUDIT_MAX_FIELD_COMPARE AUDIT_COMPARE_UID_TO_OBJ_UID
+#define AUDIT_MAX_FIELD_COMPARE AUDIT_COMPARE_GID_TO_OBJ_GID
/* Rule fields */
/* These are useful when checking the
* task structure at task creation time
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index b12cc32..861c7b9 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -474,6 +474,8 @@ static int audit_compare_id(uid_t uid1,
uid_t uid2;
int rc;
+ BUILD_BUG_ON(sizeof(uid_t) != sizeof(gid_t));
+
if (name) {
addr = (unsigned long)name;
addr += name_offset;
@@ -510,6 +512,10 @@ static int audit_field_compare(struct task_struct *tsk,
return audit_compare_id(cred->uid,
name, offsetof(struct audit_names, uid),
f, ctx);
+ case AUDIT_COMPARE_GID_TO_OBJ_GID:
+ return audit_compare_id(cred->gid,
+ name, offsetof(struct audit_names, gid),
+ f, ctx);
default:
WARN(1, "Missing AUDIT_COMPARE define. Report as a bug\n");
return 0;