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authorKinglong Mee <kinglongmee@gmail.com>2014-06-10 18:08:19 +0800
committerJ. Bruce Fields <bfields@redhat.com>2014-06-23 11:31:36 -0400
commit3c7aa15d2073d81e56e8ba8771a4ab6f23be7ae2 (patch)
treef76a11c503dd24636dbd36dfb9a58aa3d76ad54e /fs/nfsd/nfs4proc.c
parenta497c3ba1d97fc69c1e78e7b96435ba8c2cb42ee (diff)
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NFSD: Using min/max/min_t/max_t for calculate
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/nfs4proc.c')
-rw-r--r--fs/nfsd/nfs4proc.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 6851b003f2a4..baa3803f0811 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -1529,21 +1529,17 @@ static inline u32 nfsd4_read_rsize(struct svc_rqst *rqstp, struct nfsd4_op *op)
u32 maxcount = 0, rlen = 0;
maxcount = svc_max_payload(rqstp);
- rlen = op->u.read.rd_length;
-
- if (rlen > maxcount)
- rlen = maxcount;
+ rlen = min(op->u.read.rd_length, maxcount);
return (op_encode_hdr_size + 2 + XDR_QUADLEN(rlen)) * sizeof(__be32);
}
static inline u32 nfsd4_readdir_rsize(struct svc_rqst *rqstp, struct nfsd4_op *op)
{
- u32 maxcount = svc_max_payload(rqstp);
- u32 rlen = op->u.readdir.rd_maxcount;
+ u32 maxcount = 0, rlen = 0;
- if (rlen > maxcount)
- rlen = maxcount;
+ maxcount = svc_max_payload(rqstp);
+ rlen = min(op->u.readdir.rd_maxcount, maxcount);
return (op_encode_hdr_size + op_encode_verifier_maxsz +
XDR_QUADLEN(rlen)) * sizeof(__be32);