From: kbuild test robot <fengguang.wu@xxxxxxxxx>
net/netfilter/nft_numgen.c:117:1-3: WARNING: PTR_ERR_OR_ZERO can be used
net/netfilter/nft_hash.c:180:1-3: WARNING: PTR_ERR_OR_ZERO can be used
net/netfilter/nft_hash.c:223:1-3: WARNING: PTR_ERR_OR_ZERO can be used
Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
Generated by: scripts/coccinelle/api/ptr_ret.cocci
Fixes: b9ccc07e3f31 ("netfilter: nft_hash: add map lookups for hashing operations")
Fixes: d734a2888922 ("netfilter: nft_numgen: add map lookups for numgen statements")
CC: Laura Garcia Liebana <nevola@xxxxxxxxx>
Signed-off-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
Acked-by: Laura Garcia Liebana <nevola@xxxxxxxxx>
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
net/netfilter/nft_hash.c | 10 ++--------
net/netfilter/nft_numgen.c | 5 +----
2 files changed, 3 insertions(+), 12 deletions(-)
diff --git a/net/netfilter/nft_hash.c b/net/netfilter/nft_hash.c
index f0fc21f88775..c2d237144f74 100644
--- a/net/netfilter/nft_hash.c
+++ b/net/netfilter/nft_hash.c
@@ -177,10 +177,7 @@ static int nft_jhash_map_init(const struct nft_ctx *ctx,
priv->map = nft_set_lookup_global(ctx->net, ctx->table,
tb[NFTA_HASH_SET_NAME],
tb[NFTA_HASH_SET_ID], genmask);
- if (IS_ERR(priv->map))
- return PTR_ERR(priv->map);
-
- return 0;
+ return PTR_ERR_OR_ZERO(priv->map);
}
static int nft_symhash_init(const struct nft_ctx *ctx,
@@ -220,10 +217,7 @@ static int nft_symhash_map_init(const struct nft_ctx *ctx,
priv->map = nft_set_lookup_global(ctx->net, ctx->table,
tb[NFTA_HASH_SET_NAME],
tb[NFTA_HASH_SET_ID], genmask);
- if (IS_ERR(priv->map))
- return PTR_ERR(priv->map);
-
- return 0;
+ return PTR_ERR_OR_ZERO(priv->map);
}
static int nft_jhash_dump(struct sk_buff *skb,
diff --git a/net/netfilter/nft_numgen.c b/net/netfilter/nft_numgen.c
index cdbc62a53933..1f4d0854cf70 100644
--- a/net/netfilter/nft_numgen.c
+++ b/net/netfilter/nft_numgen.c
@@ -114,10 +114,7 @@ static int nft_ng_inc_map_init(const struct nft_ctx *ctx,
tb[NFTA_NG_SET_NAME],
tb[NFTA_NG_SET_ID], genmask);
- if (IS_ERR(priv->map))
- return PTR_ERR(priv->map);
-
- return 0;
+ return PTR_ERR_OR_ZERO(priv->map);
}
static int nft_ng_dump(struct sk_buff *skb, enum nft_registers dreg,
--
2.11.0
--
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