From 1c055e55a242a33e574e48be530e06770a210dcd Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 19 Feb 2024 03:26:26 +0000
Subject: [PATCH] add r8169 read mac form eeprom

---
 kernel/fs/reiserfs/xattr_security.c |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/kernel/fs/reiserfs/xattr_security.c b/kernel/fs/reiserfs/xattr_security.c
index eedfa07..b743f7b 100644
--- a/kernel/fs/reiserfs/xattr_security.c
+++ b/kernel/fs/reiserfs/xattr_security.c
@@ -50,6 +50,7 @@
 	int error;
 
 	sec->name = NULL;
+	sec->value = NULL;
 
 	/* Don't add selinux attributes on xattrs - they'll never get used */
 	if (IS_PRIVATE(dir))
@@ -81,11 +82,15 @@
 			    struct inode *inode,
 			    struct reiserfs_security_handle *sec)
 {
+	char xattr_name[XATTR_NAME_MAX + 1] = XATTR_SECURITY_PREFIX;
 	int error;
-	if (strlen(sec->name) < sizeof(XATTR_SECURITY_PREFIX))
+
+	if (XATTR_SECURITY_PREFIX_LEN + strlen(sec->name) > XATTR_NAME_MAX)
 		return -EINVAL;
 
-	error = reiserfs_xattr_set_handle(th, inode, sec->name, sec->value,
+	strlcat(xattr_name, sec->name, sizeof(xattr_name));
+
+	error = reiserfs_xattr_set_handle(th, inode, xattr_name, sec->value,
 					  sec->length, XATTR_CREATE);
 	if (error == -ENODATA || error == -EOPNOTSUPP)
 		error = 0;
@@ -95,7 +100,6 @@
 
 void reiserfs_security_free(struct reiserfs_security_handle *sec)
 {
-	kfree(sec->name);
 	kfree(sec->value);
 	sec->name = NULL;
 	sec->value = NULL;

--
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