UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

libbpf: fix false uninitialized variable warning 

Some compilers emit warning for potential uninitialized next_id usage.
The code is correct, but control flow is too complicated for some
compilers to figure this out. Re-initialize next_id to satisfy
compiler.

Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
Andrii Nakryiko 2019-09-25 11:30:38 -07:00 committed by Daniel Borkmann
parent fcd30ae066
commit aef70a1f44
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
tools/lib/bpf/btf_dump.c
View File

@ -1167,6 +1167,7 @@ static void btf_dump_emit_type_chain(struct btf_dump *d,
return; return;
} }
next_id = decls->ids[decls->cnt - 1];
next_t = btf__type_by_id(d->btf, next_id); next_t = btf__type_by_id(d->btf, next_id);
multidim = btf_is_array(next_t); multidim = btf_is_array(next_t);
/* we need space if we have named non-pointer */ /* we need space if we have named non-pointer */