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libbpf: Fix error path in bpf_object__elf_init()

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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
This commit is contained in:
Namhyung Kim
2021-03-17 23:54:14 +09:00
committed by Andrii Nakryiko
parent 186ffbe0b5
commit c903b3ab70
1 changed files with 2 additions and 1 deletions
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src/libbpf.c
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@@ -1194,7 +1194,8 @@ static int bpf_object__elf_init(struct bpf_object *obj)
if (!elf_rawdata(elf_getscn(obj->efile.elf, obj->efile.shstrndx), NULL)) { 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", pr_warn("elf: failed to get section names strings from %s: %s\n",
obj->path, elf_errmsg(-1)); obj->path, elf_errmsg(-1));
return -LIBBPF_ERRNO__FORMAT; err = -LIBBPF_ERRNO__FORMAT;
goto errout;
} }
/* Old LLVM set e_machine to EM_NONE */ /* Old LLVM set e_machine to EM_NONE */