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authorJeremy Sowden <jeremy@azazel.net>2020-01-15 20:05:49 +0000
committerPablo Neira Ayuso <pablo@netfilter.org>2020-01-16 15:51:56 +0100
commit265ec7b0e8c35ea70e694da43aa8896e2614def9 (patch)
treef6a1c89a657cc4c475503b85fdb98852cefd1518 /net/netfilter
parentnetfilter: nf_tables: white-space fixes. (diff)
downloadwireguard-linux-265ec7b0e8c35ea70e694da43aa8896e2614def9.tar.xz
wireguard-linux-265ec7b0e8c35ea70e694da43aa8896e2614def9.zip
netfilter: bitwise: remove NULL comparisons from attribute checks.
In later patches, we will be adding more checks. In order to be consistent and prevent complaints from checkpatch.pl, replace the existing comparisons with NULL with logical NOT operators. Signed-off-by: Jeremy Sowden <jeremy@azazel.net> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter')
-rw-r--r--net/netfilter/nft_bitwise.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/netfilter/nft_bitwise.c b/net/netfilter/nft_bitwise.c
index e8ca1ec105f8..85605fb1e360 100644
--- a/net/netfilter/nft_bitwise.c
+++ b/net/netfilter/nft_bitwise.c
@@ -52,11 +52,11 @@ static int nft_bitwise_init(const struct nft_ctx *ctx,
u32 len;
int err;
- if (tb[NFTA_BITWISE_SREG] == NULL ||
- tb[NFTA_BITWISE_DREG] == NULL ||
- tb[NFTA_BITWISE_LEN] == NULL ||
- tb[NFTA_BITWISE_MASK] == NULL ||
- tb[NFTA_BITWISE_XOR] == NULL)
+ if (!tb[NFTA_BITWISE_SREG] ||
+ !tb[NFTA_BITWISE_DREG] ||
+ !tb[NFTA_BITWISE_LEN] ||
+ !tb[NFTA_BITWISE_MASK] ||
+ !tb[NFTA_BITWISE_XOR])
return -EINVAL;
err = nft_parse_u32_check(tb[NFTA_BITWISE_LEN], U8_MAX, &len);