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author | Chuck Lever <chuck.lever@oracle.com> | 2020-03-02 23:00:04 +0300 |
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committer | Chuck Lever <chuck.lever@oracle.com> | 2020-03-16 19:04:31 +0300 |
commit | 7dcf4ab952d64ab6c2870ad414c4b81bd7346427 (patch) | |
tree | ecc03e2f9316bb937f49e20e3471cfce870c3958 | |
parent | 412055398b9e67e07347a936fc4a6adddabe9cf4 (diff) | |
download | linux-7dcf4ab952d64ab6c2870ad414c4b81bd7346427.tar.xz |
NFSD: Clean up nfsd4_encode_readv
Address some minor nits I noticed while working on this function.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
-rw-r--r-- | fs/nfsd/nfs4xdr.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index eedb62c411a5..996ac01ee977 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -3591,7 +3591,6 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp, __be32 nfserr; __be32 tmp; __be32 *p; - u32 zzz = 0; int pad; /* @@ -3607,7 +3606,7 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp, v = 0; while (len) { thislen = min_t(long, len, PAGE_SIZE); - p = xdr_reserve_space(xdr, (thislen+3)&~3); + p = xdr_reserve_space(xdr, thislen); WARN_ON_ONCE(!p); resp->rqstp->rq_vec[v].iov_base = p; resp->rqstp->rq_vec[v].iov_len = thislen; @@ -3616,7 +3615,6 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp, } read->rd_vlen = v; - len = maxcount; nfserr = nfsd_readv(resp->rqstp, read->rd_fhp, file, read->rd_offset, resp->rqstp->rq_vec, read->rd_vlen, &maxcount, &eof); @@ -3625,16 +3623,17 @@ static __be32 nfsd4_encode_readv(struct nfsd4_compoundres *resp, return nfserr; if (svc_encode_read_payload(resp->rqstp, starting_len + 8, maxcount)) return nfserr_io; - xdr_truncate_encode(xdr, starting_len + 8 + ((maxcount+3)&~3)); + xdr_truncate_encode(xdr, starting_len + 8 + xdr_align_size(maxcount)); tmp = htonl(eof); write_bytes_to_xdr_buf(xdr->buf, starting_len , &tmp, 4); tmp = htonl(maxcount); write_bytes_to_xdr_buf(xdr->buf, starting_len + 4, &tmp, 4); + tmp = xdr_zero; pad = (maxcount&3) ? 4 - (maxcount&3) : 0; write_bytes_to_xdr_buf(xdr->buf, starting_len + 8 + maxcount, - &zzz, pad); + &tmp, pad); return 0; } |