From b22da3d8526a935aa31e086e63f60ff3246cb61c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 07:24:11 +0000
Subject: [PATCH] add stmac read mac form eeprom
---
kernel/kernel/auditfilter.c | 91 ++++++++++++++++++++++-----------------------
1 files changed, 45 insertions(+), 46 deletions(-)
diff --git a/kernel/kernel/auditfilter.c b/kernel/kernel/auditfilter.c
index b2cc63c..333b3bc 100644
--- a/kernel/kernel/auditfilter.c
+++ b/kernel/kernel/auditfilter.c
@@ -1,22 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* auditfilter.c -- filtering of audit events
*
* Copyright 2003-2004 Red Hat, Inc.
* Copyright 2005 Hewlett-Packard Development Company, L.P.
* Copyright 2005 IBM Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -335,7 +322,7 @@
/* check if an audit field is valid */
static int audit_field_valid(struct audit_entry *entry, struct audit_field *f)
{
- switch(f->type) {
+ switch (f->type) {
case AUDIT_MSGTYPE:
if (entry->rule.listnr != AUDIT_FILTER_EXCLUDE &&
entry->rule.listnr != AUDIT_FILTER_USER)
@@ -347,7 +334,7 @@
break;
}
- switch(entry->rule.listnr) {
+ switch (entry->rule.listnr) {
case AUDIT_FILTER_FS:
switch(f->type) {
case AUDIT_FSTYPE:
@@ -358,9 +345,16 @@
}
}
- switch(f->type) {
- default:
- return -EINVAL;
+ /* Check for valid field type and op */
+ switch (f->type) {
+ case AUDIT_ARG0:
+ case AUDIT_ARG1:
+ case AUDIT_ARG2:
+ case AUDIT_ARG3:
+ case AUDIT_PERS: /* <uapi/linux/personality.h> */
+ case AUDIT_DEVMINOR:
+ /* all ops are valid */
+ break;
case AUDIT_UID:
case AUDIT_EUID:
case AUDIT_SUID:
@@ -373,44 +367,51 @@
case AUDIT_FSGID:
case AUDIT_OBJ_GID:
case AUDIT_PID:
- case AUDIT_PERS:
case AUDIT_MSGTYPE:
case AUDIT_PPID:
case AUDIT_DEVMAJOR:
- case AUDIT_DEVMINOR:
case AUDIT_EXIT:
case AUDIT_SUCCESS:
case AUDIT_INODE:
case AUDIT_SESSIONID:
+ case AUDIT_SUBJ_SEN:
+ case AUDIT_SUBJ_CLR:
+ case AUDIT_OBJ_LEV_LOW:
+ case AUDIT_OBJ_LEV_HIGH:
+ case AUDIT_SADDR_FAM:
/* bit ops are only useful on syscall args */
if (f->op == Audit_bitmask || f->op == Audit_bittest)
return -EINVAL;
break;
- case AUDIT_ARG0:
- case AUDIT_ARG1:
- case AUDIT_ARG2:
- case AUDIT_ARG3:
case AUDIT_SUBJ_USER:
case AUDIT_SUBJ_ROLE:
case AUDIT_SUBJ_TYPE:
- case AUDIT_SUBJ_SEN:
- case AUDIT_SUBJ_CLR:
case AUDIT_OBJ_USER:
case AUDIT_OBJ_ROLE:
case AUDIT_OBJ_TYPE:
- case AUDIT_OBJ_LEV_LOW:
- case AUDIT_OBJ_LEV_HIGH:
case AUDIT_WATCH:
case AUDIT_DIR:
case AUDIT_FILTERKEY:
- break;
case AUDIT_LOGINUID_SET:
- if ((f->val != 0) && (f->val != 1))
- return -EINVAL;
- /* FALL THROUGH */
case AUDIT_ARCH:
case AUDIT_FSTYPE:
+ case AUDIT_PERM:
+ case AUDIT_FILETYPE:
+ case AUDIT_FIELD_COMPARE:
+ case AUDIT_EXE:
+ /* only equal and not equal valid ops */
if (f->op != Audit_not_equal && f->op != Audit_equal)
+ return -EINVAL;
+ break;
+ default:
+ /* field not recognized */
+ return -EINVAL;
+ }
+
+ /* Check for select valid field values */
+ switch (f->type) {
+ case AUDIT_LOGINUID_SET:
+ if ((f->val != 0) && (f->val != 1))
return -EINVAL;
break;
case AUDIT_PERM:
@@ -425,11 +426,14 @@
if (f->val > AUDIT_MAX_FIELD_COMPARE)
return -EINVAL;
break;
- case AUDIT_EXE:
- if (f->op != Audit_not_equal && f->op != Audit_equal)
+ case AUDIT_SADDR_FAM:
+ if (f->val >= AF_MAX)
return -EINVAL;
break;
+ default:
+ break;
}
+
return 0;
}
@@ -677,7 +681,7 @@
data->values[i] = AUDIT_UID_UNSET;
break;
}
- /* fallthrough if set */
+ fallthrough; /* if set */
default:
data->values[i] = f->val;
}
@@ -1098,7 +1102,7 @@
if (!audit_enabled)
return;
- ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_CONFIG_CHANGE);
+ ab = audit_log_start(audit_context(), GFP_KERNEL, AUDIT_CONFIG_CHANGE);
if (!ab)
return;
audit_log_session_info(ab);
@@ -1208,7 +1212,6 @@
case Audit_bittest:
return ((left & right) == right);
default:
- BUG();
return 0;
}
}
@@ -1231,7 +1234,6 @@
case Audit_bitmask:
case Audit_bittest:
default:
- BUG();
return 0;
}
}
@@ -1254,7 +1256,6 @@
case Audit_bitmask:
case Audit_bittest:
default:
- BUG();
return 0;
}
}
@@ -1297,12 +1298,12 @@
* @parentlen: length of the parent if known. Passing in AUDIT_NAME_FULL
* here indicates that we must compute this value.
*/
-int audit_compare_dname_path(const char *dname, const char *path, int parentlen)
+int audit_compare_dname_path(const struct qstr *dname, const char *path, int parentlen)
{
int dlen, pathlen;
const char *p;
- dlen = strlen(dname);
+ dlen = dname->len;
pathlen = strlen(path);
if (pathlen < dlen)
return 1;
@@ -1313,7 +1314,7 @@
p = path + parentlen;
- return strncmp(p, dname, dlen);
+ return strncmp(p, dname->name, dlen);
}
int audit_filter(int msgtype, unsigned int listtype)
@@ -1322,8 +1323,6 @@
int ret = 1; /* Audit by default */
rcu_read_lock();
- if (list_empty(&audit_filter_list[listtype]))
- goto unlock_and_return;
list_for_each_entry_rcu(e, &audit_filter_list[listtype], list) {
int i, result = 0;
@@ -1362,7 +1361,7 @@
if (f->lsm_rule) {
security_task_getsecid(current, &sid);
result = security_audit_rule_match(sid,
- f->type, f->op, f->lsm_rule, NULL);
+ f->type, f->op, f->lsm_rule);
}
break;
case AUDIT_EXE:
--
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