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Commit c7c545d4 authored by Dan Carpenter's avatar Dan Carpenter Committed by Trond Myklebust
Browse files

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: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
parent 3a7ed3ff

fs/nfs/nfsroot.c

+2 −2
Original line number Diff line number Diff line
@@ -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;