From: "Souptick Joarder (HPE)" <jrdr.linux@gmail.com>
Date: Sat, 19 Feb 2022 22:09:15 +0530
Subject: bpf: Initialize ret to 0 inside btf_populate_kfunc_set()
Patch-mainline: v5.18-rc1
Git-commit: d0b3822902b6af45f2c75706d7eb2a35aacab223
References: jsc#PED-1377

Kernel test robot reported below error ->

kernel/bpf/btf.c:6718 btf_populate_kfunc_set()
error: uninitialized symbol 'ret'.

Initialize ret to 0.

Fixes: dee872e124e8 ("bpf: Populate kfunc BTF ID sets in struct btf")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Souptick Joarder (HPE) <jrdr.linux@gmail.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Link: https://lore.kernel.org/bpf/20220219163915.125770-1-jrdr.linux@gmail.com
Acked-by: Shung-Hsi Yu <shung-hsi.yu@suse.com>
---
 kernel/bpf/btf.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -6706,7 +6706,7 @@ static int btf_populate_kfunc_set(struct
 				  const struct btf_kfunc_id_set *kset)
 {
 	bool vmlinux_set = !btf_is_module(btf);
-	int type, ret;
+	int type, ret = 0;
 
 	for (type = 0; type < ARRAY_SIZE(kset->sets); type++) {
 		if (!kset->sets[type])