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Commit 2ecda72b authored by Trond Myklebust's avatar Trond Myklebust
Browse files

NFSv4: Disallow 'mount -t nfs4 -overs=2' and 'mount -t nfs4 -overs=3' 



Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 764302cc

fs/nfs/super.c

+6 −0
Original line number Diff line number Diff line
@@ -2321,6 +2321,12 @@ static int nfs4_validate_text_mount_data(void *options, 


	nfs4_validate_mount_flags(args);



	if (args->version != 4) {

		dfprintk(MOUNT,

			 "NFS4: Illegal mount version\n");

		return -EINVAL;

	}



	if (args->auth_flavor_len > 1) {

		dfprintk(MOUNT,

			 "NFS4: Too many RPC auth flavours specified\n");