Re: [PATCH] tracing/probes: Allow use of BTF names to dereference pointers
From: Steven Rostedt <rostedt@goodmis.org>
Date: 2025-07-31 22:14:56
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bpf, lkml
On Thu, 31 Jul 2025 23:52:45 +0200 Jiri Olsa [off-list ref] wrote:
quoted
+int btf_find_offset(char *arg, long *offset_p) +{ + const struct btf_type *t; + struct btf *btf; + long offset = 0; + char *ptr; + int ret; + s32 id; + + ptr = strchr(arg, '.'); + if (!ptr) + return -EINVAL; + + *ptr = '\0'; + + id = bpf_find_btf_id(arg, BTF_KIND_STRUCT, &btf);hi, I think you need to call btf_put(btf) before return
I think you're correct ;-) -- Steve