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authorTrond Myklebust <Trond.Myklebust@netapp.com>2007-09-20 20:23:51 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2007-10-09 17:17:31 -0400
commit20c71f5e0f954b00d75009542db2c1f844d94a1e (patch)
tree0ff5e7212188238735757dd72ec746ab673ef1fd /fs/nfs/super.c
parent91ea40b9c6303ddab5c84f078f96b29084b45817 (diff)
NFSv4: Fix a bug in nfs4_validate_mount_data()
The previous patch introduced a bug when copying the server address. Also clarify a copy into the auth_flavours array: currently the two size calculations are equivalent, but we may decide to change the size of auth_flavors[] at some point. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/super.c')
-rw-r--r--fs/nfs/super.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 63742bbcb1c..3804aadc18c 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -1541,7 +1541,7 @@ static int nfs4_validate_mount_data(void *options,
goto out_no_address;
if (copy_from_user(&args->nfs_server.address,
data->host_addr,
- sizeof(&args->nfs_server.address)))
+ sizeof(args->nfs_server.address)))
return -EFAULT;
if (args->nfs_server.address.sin_port == 0)
args->nfs_server.address.sin_port = htons(NFS_PORT);
@@ -1554,9 +1554,9 @@ static int nfs4_validate_mount_data(void *options,
args->auth_flavors[0] = RPC_AUTH_UNIX;
break;
case 1:
- if (copy_from_user(args->auth_flavors,
+ if (copy_from_user(&args->auth_flavors[0],
data->auth_flavours,
- sizeof(args->auth_flavors)))
+ sizeof(args->auth_flavors[0])))
return -EFAULT;
break;
default: