Unverified Commit 626f2896 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!8810 net: hns3: fix out-of-bounds access may occur when coalesce info is read via debugfs 

Merge Pull Request from: @ci-robot 
 
PR sync from: Wei Li <liwei391@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/7HF2ZNOE53IURM5YXCGNETOLXQDR4Y24/ 
 
https://gitee.com/src-openeuler/kernel/issues/I9RFNY 
 
Link:https://gitee.com/openeuler/kernel/pulls/8810

 

Reviewed-by: default avatarLin Yunsheng <linyunsheng@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 5f3e4bdd 437a50bd

drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c

+6 −3
Original line number Diff line number Diff line
@@ -484,11 +484,14 @@ static void hns3_get_coal_info(struct hns3_enet_tqp_vector *tqp_vector, 
	}



	sprintf(result[j++], "%d", i);

	sprintf(result[j++], "%s", dim_state_str[dim->state]);

	sprintf(result[j++], "%s", dim->state < ARRAY_SIZE(dim_state_str) ?

		dim_state_str[dim->state] : "unknown");

	sprintf(result[j++], "%u", dim->profile_ix);

	sprintf(result[j++], "%s", dim_cqe_mode_str[dim->mode]);

	sprintf(result[j++], "%s", dim->mode < ARRAY_SIZE(dim_cqe_mode_str) ?

		dim_cqe_mode_str[dim->mode] : "unknown");

	sprintf(result[j++], "%s",

		dim_tune_stat_str[dim->tune_state]);

		dim->tune_state < ARRAY_SIZE(dim_tune_stat_str) ?

		dim_tune_stat_str[dim->tune_state] : "unknown");

	sprintf(result[j++], "%u", dim->steps_left);

	sprintf(result[j++], "%u", dim->steps_right);

	sprintf(result[j++], "%u", dim->tired);