On Wed, Aug 01, 2018 at 10:15:29AM -0400, Chuck Lever wrote:
>
>
> > On Aug 1, 2018, at 2:28 AM, YueHaibing <yuehaibing@xxxxxxxxxx> wrote:
> >
> > Variables 'checksumlen','blocksize' and 'data' are being assigned,
> > but are never used,hence they are redundant and can be removed.
> >
> > fix fllowing warning:
>
> ^fllowing^following
>
> For the svc_rdma.c part:
>
> Reviewed-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
Thanks.--b.
>
>
> > net/sunrpc/auth_gss/gss_krb5_wrap.c:443:7: warning: variable ‘blocksize’ set but not used [-Wunused-but-set-variable]
> > net/sunrpc/auth_gss/gss_krb5_crypto.c:376:15: warning: variable ‘checksumlen’ set but not used [-Wunused-but-set-variable]
> > net/sunrpc/xprtrdma/svc_rdma.c:97:9: warning: variable ‘data’ set but not used [-Wunused-but-set-variable]
> >
> > Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> > ---
> > net/sunrpc/auth_gss/gss_krb5_crypto.c | 2 --
> > net/sunrpc/auth_gss/gss_krb5_wrap.c | 2 --
> > net/sunrpc/xprtrdma/svc_rdma.c | 2 --
> > 3 files changed, 6 deletions(-)
> >
> > diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c
> > index 8654494..84a16fd 100644
> > --- a/net/sunrpc/auth_gss/gss_krb5_crypto.c
> > +++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c
> > @@ -373,7 +373,6 @@ make_checksum_v2(struct krb5_ctx *kctx, char *header, int hdrlen,
> > struct scatterlist sg[1];
> > int err = -1;
> > u8 *checksumdata;
> > - unsigned int checksumlen;
> >
> > if (kctx->gk5e->keyed_cksum == 0) {
> > dprintk("%s: expected keyed hash for %s\n",
> > @@ -393,7 +392,6 @@ make_checksum_v2(struct krb5_ctx *kctx, char *header, int hdrlen,
> > tfm = crypto_alloc_ahash(kctx->gk5e->cksum_name, 0, CRYPTO_ALG_ASYNC);
> > if (IS_ERR(tfm))
> > goto out_free_cksum;
> > - checksumlen = crypto_ahash_digestsize(tfm);
> >
> > req = ahash_request_alloc(tfm, GFP_NOFS);
> > if (!req)
> > diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c
> > index a737c2d..9a1347f 100644
> > --- a/net/sunrpc/auth_gss/gss_krb5_wrap.c
> > +++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c
> > @@ -440,7 +440,6 @@ static u32
> > gss_wrap_kerberos_v2(struct krb5_ctx *kctx, u32 offset,
> > struct xdr_buf *buf, struct page **pages)
> > {
> > - int blocksize;
> > u8 *ptr, *plainhdr;
> > s32 now;
> > u8 flags = 0x00;
> > @@ -473,7 +472,6 @@ gss_wrap_kerberos_v2(struct krb5_ctx *kctx, u32 offset,
> > *ptr++ = 0xff;
> > be16ptr = (__be16 *)ptr;
> >
> > - blocksize = crypto_skcipher_blocksize(kctx->acceptor_enc);
> > *be16ptr++ = 0;
> > /* "inner" token header always uses 0 for RRC */
> > *be16ptr++ = 0;
> > diff --git a/net/sunrpc/xprtrdma/svc_rdma.c b/net/sunrpc/xprtrdma/svc_rdma.c
> > index 357ba90..134bef6a 100644
> > --- a/net/sunrpc/xprtrdma/svc_rdma.c
> > +++ b/net/sunrpc/xprtrdma/svc_rdma.c
> > @@ -94,7 +94,6 @@ static int read_reset_stat(struct ctl_table *table, int write,
> > atomic_set(stat, 0);
> > else {
> > char str_buf[32];
> > - char *data;
> > int len = snprintf(str_buf, 32, "%d\n", atomic_read(stat));
> > if (len >= 32)
> > return -EFAULT;
> > @@ -103,7 +102,6 @@ static int read_reset_stat(struct ctl_table *table, int write,
> > *lenp = 0;
> > return 0;
> > }
> > - data = &str_buf[*ppos];
> > len -= *ppos;
> > if (len > *lenp)
> > len = *lenp;
> > --
> > 2.7.0
> >
> >
> > --
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>
> --
> Chuck Lever
>
>
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