linux-kernel - [PATCH bpf-next] libbpf: Fix unneeded extra initialization in bpf_map_batch

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Message-Id: <20200116045918.75597-1-brianvv@google.com>
Date:   Wed, 15 Jan 2020 20:59:18 -0800
From:   Brian Vazquez <brianvv@...gle.com>
To:     Brian Vazquez <brianvv.kernel@...il.com>,
        Brian Vazquez <brianvv@...gle.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        "David S . Miller" <davem@...emloft.net>
Cc:     Yonghong Song <yhs@...com>,
        Andrii Nakryiko <andrii.nakryiko@...il.com>,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org, Andrii Nakryiko <andriin@...com>
Subject: [PATCH bpf-next] libbpf: Fix unneeded extra initialization in bpf_map_batch_common

bpf_attr doesn't required to be declared with '= {}' as memset is used
in the code.

Fixes: 2ab3d86ea1859 ("libbpf: Add libbpf support to batch ops")
Reported-by: Andrii Nakryiko <andriin@...com>
Signed-off-by: Brian Vazquez <brianvv@...gle.com>
---
 tools/lib/bpf/bpf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
index 317727d612149..ed42b006533c4 100644
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -457,7 +457,7 @@ static int bpf_map_batch_common(int cmd, int fd, void  *in_batch,
 				__u32 *count,
 				const struct bpf_map_batch_opts *opts)
 {
-	union bpf_attr attr = {};
+	union bpf_attr attr;
 	int ret;
 
 	if (!OPTS_VALID(opts, bpf_map_batch_opts))
-- 
2.25.0.rc1.283.g88dfdc4193-goog