Unverified Commit 4a3f70f7 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!9398 tracing/probes: fix error check in parse_btf_field() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Zheng Yejian <zhengyejian1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/V4R5RLPUEF376RPBEG75GEGEVGXTS6WJ/ 
 
https://gitee.com/src-openeuler/kernel/issues/IA7DBJ 
 
Link:https://gitee.com/openeuler/kernel/pulls/9398

 

Reviewed-by: default avatarXu Kuohai <xukuohai@huawei.com>
Signed-off-by: default avatarZhang Peng <zhangpeng362@huawei.com>
parents a9e021af 0ae70ad6

kernel/trace/trace_probe.c

+4 −0
Original line number Diff line number Diff line
@@ -553,6 +553,10 @@ static int parse_btf_field(char *fieldname, const struct btf_type *type, 
			anon_offs = 0;

			field = btf_find_struct_member(ctx->btf, type, fieldname,

						       &anon_offs);

			if (IS_ERR(field)) {

				trace_probe_log_err(ctx->offset, BAD_BTF_TID);

				return PTR_ERR(field);

			}

			if (!field) {

				trace_probe_log_err(ctx->offset, NO_BTF_FIELD);

				return -ENOENT;