1 files changed, 7 insertions, 6 deletions

diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 0c076293155d..54404d730809 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -960,7 +960,7 @@ static void kill_suid(struct dentry *dentry)
 static __be32
 nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
                                 loff_t offset, struct kvec *vec, int vlen,
-                                unsigned long cnt, int *stablep)
+                                unsigned long *cnt, int *stablep)
 {
         struct svc_export       *exp;
         struct dentry           *dentry;
@@ -974,7 +974,7 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
         err = nfserr_perm;
 
         if ((fhp->fh_export->ex_flags & NFSEXP_MSNFS) &&
-                (!lock_may_write(file->f_path.dentry->d_inode, offset, cnt)))
+                (!lock_may_write(file->f_path.dentry->d_inode, offset, *cnt)))
                 goto out;
 #endif
 
@@ -1006,7 +1006,7 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
         host_err = vfs_writev(file, (struct iovec __user *)vec, vlen, &offset);
         set_fs(oldfs);
         if (host_err >= 0) {
-                nfsdstats.io_write += cnt;
+                nfsdstats.io_write += host_err;
                 fsnotify_modify(file->f_path.dentry);
         }
 
@@ -1051,9 +1051,10 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
         }
 
         dprintk("nfsd: write complete host_err=%d\n", host_err);
-        if (host_err >= 0)
+        if (host_err >= 0) {
                 err = 0;
-        else 
+                *cnt = host_err;
+        } else
                 err = nfserrno(host_err);
 out:
         return err;
@@ -1095,7 +1096,7 @@ out:
  */
 __be32
 nfsd_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
-                loff_t offset, struct kvec *vec, int vlen, unsigned long cnt,
+                loff_t offset, struct kvec *vec, int vlen, unsigned long *cnt,
                 int *stablep)
 {
         __be32                  err = 0;