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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-09-20 20:23:51 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-10-09 17:17:31 -0400 |
| commit | 20c71f5e0f954b00d75009542db2c1f844d94a1e (patch) | |
| tree | 0ff5e7212188238735757dd72ec746ab673ef1fd /fs | |
| parent | 91ea40b9c6303ddab5c84f078f96b29084b45817 (diff) | |
| download | linux-20c71f5e0f954b00d75009542db2c1f844d94a1e.tar.gz linux-20c71f5e0f954b00d75009542db2c1f844d94a1e.tar.bz2 linux-20c71f5e0f954b00d75009542db2c1f844d94a1e.zip | |
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')
| -rw-r--r-- | fs/nfs/super.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 63742bbcb1ce..3804aadc18c4 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: |