From 7bd86b3cfb0d929ce1dae2b937c3ac9048e23644 Mon Sep 17 00:00:00 2001
From: Benny Halevy <bhalevy@panasas.com>
Date: Mon, 18 May 2009 10:47:51 -0400
Subject: [PATCH] Extend -N command line option syntax to accept
 <version>.<minorversion> to disable support for <minorversion>. Only 4.1 is
 currently supported.

Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Steve Dickson <steved@redhat.com>
---
 utils/nfsd/nfsd.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/utils/nfsd/nfsd.c b/utils/nfsd/nfsd.c
index ac264da..bd23d9d 100644
--- a/utils/nfsd/nfsd.c
+++ b/utils/nfsd/nfsd.c
@@ -50,6 +50,7 @@ main(int argc, char **argv)
 	int	count = 1, c, error, port, fd, found_one;
 	struct servent *ent;
 	struct hostent *hp;
+	char *p;
 
 	ent = getservbyname ("nfs", "udp");
 	if (ent != NULL)
@@ -80,10 +81,14 @@ main(int argc, char **argv)
 			}
 			break;
 		case 'N':
-			switch((c = atoi(optarg))) {
-			case 2:
-			case 3:
+			switch((c = strtol(optarg, &p, 0))) {
 			case 4:
+				if (*p == '.') {
+					minorvers4 = -atoi(p + 1);
+					break;
+				}
+			case 3:
+			case 2:
 				NFSCTL_VERUNSET(versbits, c);
 				break;
 			default:
-- 
2.39.2