NFS: Change sign of some loop indices in nfs4xdr.c

Nit: Eliminate some mixed sign comparisons in loop indices.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 2e1fe17..eae46f0 100644 (file)
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -2515,14 +2515,12 @@ static int decode_attr_files_total(struct xdr_stream *xdr, uint32_t *bitmap, uin
 
 static int decode_pathname(struct xdr_stream *xdr, struct nfs4_pathname *path)
 {
-       int n;
+       u32 n;
        __be32 *p;
        int status = 0;
 
        READ_BUF(4);
        READ32(n);
-       if (n < 0)
-               goto out_eio;
        if (n == 0)
                goto root_path;
        dprintk("path ");
@@ -2579,13 +2577,11 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
                goto out_eio;
        res->nlocations = 0;
        while (res->nlocations < n) {
-               int m;
+               u32 m;
                struct nfs4_fs_location *loc = &res->locations[res->nlocations];
 
                READ_BUF(4);
                READ32(m);
-               if (m <= 0)
-                       goto out_eio;
 
                loc->nservers = 0;
                dprintk("%s: servers ", __FUNCTION__);
@@ -2598,8 +2594,12 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
                        if (loc->nservers < NFS4_FS_LOCATION_MAXSERVERS)
                                loc->nservers++;
                        else {
-                               int i;
-                               dprintk("%s: using first %d of %d servers returned for location %d\n", __FUNCTION__, NFS4_FS_LOCATION_MAXSERVERS, m, res->nlocations);
+                               unsigned int i;
+                               dprintk("%s: using first %u of %u servers "
+                                       "returned for location %u\n",
+                                               __FUNCTION__,
+                                               NFS4_FS_LOCATION_MAXSERVERS,
+                                               m, res->nlocations);
                                for (i = loc->nservers; i < m; i++) {
                                        unsigned int len;
                                        char *data;