X-Git-Url: https://git.decadent.org.uk/gitweb/?p=nfs-utils.git;a=blobdiff_plain;f=utils%2Fmount%2Fnfsmount.c;h=ff0ff9307a9b3655f8cc360a147d89c6c53d3576;hp=d1d43c661e41555eb7ea6aa0448f69e5c8ffefb4;hb=3c1bb23c0379864722e79d19f74c180edcf2c36e;hpb=3aeea1c463420aaab447ab61333f5e82bc5c241b

diff --git a/utils/mount/nfsmount.c b/utils/mount/nfsmount.c
index d1d43c6..ff0ff93 100644
--- a/utils/mount/nfsmount.c
+++ b/utils/mount/nfsmount.c
@@ -738,7 +738,7 @@ nfsmount(const char *spec, const char *node, int flags,
 #if NFS_MOUNT_VERSION >= 4
 		mountres3_ok *mountres;
 		fhandle3 *fhandle;
-		int i, *flavor, yum = 0;
+		int i,  n_flavors, *flavor, yum = 0;
 		if (mntres.nfsv3.fhs_status != 0) {
 			nfs_error(_("%s: %s:%s failed, reason given by server: %s"),
 					progname, hostname, dirname,
@@ -747,13 +747,16 @@ nfsmount(const char *spec, const char *node, int flags,
 		}
 #if NFS_MOUNT_VERSION >= 5
 		mountres = &mntres.nfsv3.mountres3_u.mountinfo;
-		i = mountres->auth_flavors.auth_flavors_len;
-		if (i <= 0)
+		n_flavors = mountres->auth_flavors.auth_flavors_len;
+		if (n_flavors <= 0)
 			goto noauth_flavors;
 
 		flavor = mountres->auth_flavors.auth_flavors_val;
-		while (--i >= 0) {
-			/* If no flavour requested, use first simple
+		for (i = 0; i < n_flavors; ++i) {
+			/*
+			 * Per RFC2623, section 2.7, we should prefer the
+			 * flavour listed first.
+			 * If no flavour requested, use the first simple
 			 * flavour that is offered.
 			 */
 			if (! (data.flags & NFS_MOUNT_SECFLAVOUR) &&