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libbpf: Fix error path in bpf_object__elf_init()
author
Namhyung Kim
<namhyung@kernel.org>
Wed, 17 Mar 2021 14:54:14 +0000
(23:54 +0900)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Tue, 30 Mar 2021 12:32:01 +0000
(14:32 +0200)
[ Upstream commit
8f3f5792f2940c16ab63c614b26494c8689c9c1e
]
When it failed to get section names, it should call into
bpf_object__elf_finish() like others.
Fixes:
88a82120282b
("libbpf: Factor out common ELF operations and improve logging")
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link:
https://lore.kernel.org/bpf/20210317145414.884817-1-namhyung@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
tools/lib/bpf/libbpf.c
patch
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diff --git
a/tools/lib/bpf/libbpf.c
b/tools/lib/bpf/libbpf.c
index
b954db5
..
95eef7e
100644
(file)
--- a/
tools/lib/bpf/libbpf.c
+++ b/
tools/lib/bpf/libbpf.c
@@
-1162,7
+1162,8
@@
static int bpf_object__elf_init(struct bpf_object *obj)
if (!elf_rawdata(elf_getscn(obj->efile.elf, obj->efile.shstrndx), NULL)) {
pr_warn("elf: failed to get section names strings from %s: %s\n",
obj->path, elf_errmsg(-1));
- return -LIBBPF_ERRNO__FORMAT;
+ err = -LIBBPF_ERRNO__FORMAT;
+ goto errout;
}
/* Old LLVM set e_machine to EM_NONE */