Unverified Commit 80a0681e authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!7579 powerpc/powernv: Add a null pointer check to scom_debug_init_one() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Cai Xinchen <caixinchen1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/MNWNPJ3JZABM54ADNXWLLDYY3WUUFIFB/ 
 
https://gitee.com/src-openeuler/kernel/issues/I9Q9HJ 
 
Link:https://gitee.com/openeuler/kernel/pulls/7579

 

Reviewed-by: default avatarZhang Jianhua <chris.zjh@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 7ebdc966 70785847

arch/powerpc/platforms/powernv/opal-xscom.c

+5 −0
Original line number Diff line number Diff line
@@ -165,6 +165,11 @@ static int scom_debug_init_one(struct dentry *root, struct device_node *dn, 
	ent->chip = chip;

	snprintf(ent->name, 16, "%08x", chip);

	ent->path.data = (void *)kasprintf(GFP_KERNEL, "%pOF", dn);

	if (!ent->path.data) {

		kfree(ent);

		return -ENOMEM;

	}



	ent->path.size = strlen((char *)ent->path.data);



	dir = debugfs_create_dir(ent->name, root);