NFS: a couple off by ones

These tests are off by one because if len == sizeof(nfs_export_path)
then we have truncated the name.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/nfs/nfsroot.c b/fs/nfs/nfsroot.c
index cd3c910d2d12..9bc9f04fb7f6 100644
--- a/fs/nfs/nfsroot.c
+++ b/fs/nfs/nfsroot.c
@@ -261,11 +261,11 @@ static int __init root_nfs_data(char *cmdline)
          */
         len = snprintf(nfs_export_path, sizeof(nfs_export_path),
                                 tmp, utsname()->nodename);
-        if (len > (int)sizeof(nfs_export_path))
+        if (len >= (int)sizeof(nfs_export_path))
                 goto out_devnametoolong;
         len = snprintf(nfs_root_device, sizeof(nfs_root_device),
                                 "%pI4:%s", &servaddr, nfs_export_path);
-        if (len > (int)sizeof(nfs_root_device))
+        if (len >= (int)sizeof(nfs_root_device))
                 goto out_devnametoolong;
 
         retval = 0;