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Date:   Mon, 29 Apr 2019 13:56:11 +0000
From:   YueHaibing <yuehaibing@...wei.com>
To:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>
CC:     YueHaibing <yuehaibing@...wei.com>, <netdev@...r.kernel.org>,
        <bpf@...r.kernel.org>, <kernel-janitors@...r.kernel.org>
Subject: [PATCH net-next] bpf: Use PTR_ERR_OR_ZERO in bpf_fd_sk_storage_update_elem()

Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 net/core/bpf_sk_storage.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/bpf_sk_storage.c b/net/core/bpf_sk_storage.c
index a8e9ac71b22d..cc9597a87770 100644
--- a/net/core/bpf_sk_storage.c
+++ b/net/core/bpf_sk_storage.c
@@ -708,7 +708,7 @@ static int bpf_fd_sk_storage_update_elem(struct bpf_map *map, void *key,
 	if (sock) {
 		sdata = sk_storage_update(sock->sk, map, value, map_flags);
 		sockfd_put(sock);
-		return IS_ERR(sdata) ? PTR_ERR(sdata) : 0;
+		return PTR_ERR_OR_ZERO(sdata);
 	}
 
 	return err;





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