[PATCH] libbpf: fix multi-uprobe attach not working with dynamic symbols

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ENOENT is incorrectly propagated to caller, if requested symbol is
present in dynamic linker symbol table and not present in symbol table.

Signed-off-by: Mateusz Bieganski <bieganski.gm@xxxxxxxxx>
---
 tools/lib/bpf/elf.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/lib/bpf/elf.c b/tools/lib/bpf/elf.c
index 823f83ad819c..41839ef5bc97 100644
--- a/tools/lib/bpf/elf.c
+++ b/tools/lib/bpf/elf.c
@@ -439,8 +439,10 @@ int elf_resolve_syms_offsets(const char *binary_path, int cnt,
 		struct elf_sym *sym;
 
 		err = elf_sym_iter_new(&iter, elf_fd.elf, binary_path, sh_types[i], st_type);
-		if (err == -ENOENT)
+		if (err == -ENOENT) {
+			err = 0;
 			continue;
+		}
 		if (err)
 			goto out;
 
-- 
2.39.5





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