Unverified Commit f4cb7a89 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!6479 do_sys_name_to_handle(): use kzalloc() to fix kernel-infoleak 

Merge Pull Request from: @ci-robot 
 
PR sync from: ZhaoLong Wang <wangzhaolong1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/562QX2JFLJW74PTWKHEOOICWEB32GSIM/ 
 
https://gitee.com/src-openeuler/kernel/issues/I9HK1I 
 
Link:https://gitee.com/openeuler/kernel/pulls/6479

 

Reviewed-by: default avatarzhangyi (F) <yi.zhang@huawei.com>
Signed-off-by: default avatarXie XiuQi <xiexiuqi@huawei.com>
parents 5d0e927e f86d2b8e

fs/fhandle.c

+1 −1
Original line number Diff line number Diff line
@@ -40,7 +40,7 @@ static long do_sys_name_to_handle(const struct path *path, 
	if (f_handle.handle_bytes > MAX_HANDLE_SZ)

		return -EINVAL;



	handle = kmalloc(sizeof(struct file_handle) + f_handle.handle_bytes,

	handle = kzalloc(sizeof(struct file_handle) + f_handle.handle_bytes,

			 GFP_KERNEL);

	if (!handle)

		return -ENOMEM;