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| author | Chuck Lever <chuck.lever@oracle.com> | 2007-09-24 15:39:50 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-10-09 17:18:14 -0400 |
| commit | 6e88e0618cb1e354a44cc49a996df4dd89511039 (patch) | |
| tree | e5da37374d186cf3b6bd91ba2349675abe9d0a6d /fs | |
| parent | 113632d00acb569420b14eb7575833ac7e2eb311 (diff) | |
| download | op-kernel-dev-6e88e0618cb1e354a44cc49a996df4dd89511039.zip op-kernel-dev-6e88e0618cb1e354a44cc49a996df4dd89511039.tar.gz | |
NFS: Verify server address before invoking in-kernel mount client
Re-order mount option sanity checking slightly to ensure we have a valid
server address *before* trying to do the mountd RPC call.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/super.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 11ab7ff..13a3ab30 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -1100,6 +1100,10 @@ static int nfs_validate_mount_data(void *options, if (mntfh->size < sizeof(mntfh->data)) memset(mntfh->data + mntfh->size, 0, sizeof(mntfh->data) - mntfh->size); + + if (!nfs_verify_server_address((struct sockaddr *) &data->addr)) + goto out_no_address; + /* * Translate to nfs_parsed_mount_data, which nfs_fill_super * can deal with. @@ -1131,6 +1135,10 @@ static int nfs_validate_mount_data(void *options, if (nfs_parse_mount_options((char *)options, args) == 0) return -EINVAL; + if (!nfs_verify_server_address((struct sockaddr *) + &args->nfs_server.address)) + goto out_no_address; + c = strchr(dev_name, ':'); if (c == NULL) return -EINVAL; @@ -1159,10 +1167,6 @@ static int nfs_validate_mount_data(void *options, goto out_v3_not_compiled; #endif /* !CONFIG_NFS_V3 */ - if (!nfs_verify_server_address((struct sockaddr *) - &args->nfs_server.address)) - goto out_no_address; - return 0; out_no_data: |
