Commit 59890b61 authored by Xie XiuQi's avatar Xie XiuQi Committed by Zheng Zengkai
Browse files

arm64/mpam: use snprintf instead of sprintf 



hulk inclusion
category: bugfix
bugzilla: 48265
CVE: NA

--------------------------------

snprintf is more safe than sprintf, it is recommended
to use snprintf.

Signed-off-by: default avatarXie XiuQi <xiexiuqi@huawei.com>
Reviewed-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: default avatarWang ShaoBo <bobo.shaobowang@huawei.com>
Reviewed-by: default avatarCheng Jian <cj.chengjian@huawei.com>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parent aa65a722

arch/arm64/kernel/mpam_ctrlmon.c

+1 −1
Original line number Diff line number Diff line
@@ -415,7 +415,7 @@ static int mkdir_mondata_subdir(struct kernfs_node *parent_kn, 
	md.u.partid = prgrp->closid;

	md.u.pmg = prgrp->mon.rmid;



	sprintf(name, "mon_%s_%02d", r->name, d->id);

	snprintf(name, sizeof(name), "mon_%s_%02d", r->name, d->id);

	kn = __kernfs_create_file(parent_kn, name, 0444,

				  GLOBAL_ROOT_UID, GLOBAL_ROOT_GID, 0,

				  &kf_mondata_ops, md.priv, NULL, NULL);

fs/resctrlfs.c

+1 −1
Original line number Diff line number Diff line
@@ -200,7 +200,7 @@ static int resctrl_group_create_info_dir(struct kernfs_node *parent_kn) 
	for_each_resctrl_resource(r) {

		if (r->mon_enabled) {

			fflags =  r->fflags | RF_MON_INFO;

			sprintf(name, "%s_MON", r->name);

			snprintf(name, sizeof(name), "%s_MON", r->name);

			ret = resctrl_group_mkdir_info_resdir(r, name, fflags);

			if (ret)

				goto out_destroy;