[CIFS] fix oops in cifs_lookup during net boot

[net-next-2.6.git] / fs / cifs / dir.c

diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 627a60a6c1b11078c33c37503afcd8061f4ff428..32771f581b67de9f7666ed164fe86119bcde7a93 100644 (file)
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -643,7 +643,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
         * O_EXCL: optimize away the lookup, but don't hash the dentry. Let
         * the VFS handle the create.
         */
-       if (nd->flags & LOOKUP_EXCL) {
+       if (nd && (nd->flags & LOOKUP_EXCL)) {
                d_instantiate(direntry, NULL);
                return 0;
        }
@@ -675,7 +675,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
         * reduction in network traffic in the other paths.
         */
        if (pTcon->unix_ext) {
-               if (!(nd->flags & (LOOKUP_PARENT | LOOKUP_DIRECTORY)) &&
+               if (nd && !(nd->flags & (LOOKUP_PARENT | LOOKUP_DIRECTORY)) &&
                     (nd->flags & LOOKUP_OPEN) && !pTcon->broken_posix_open &&
                     (nd->intent.open.flags & O_CREAT)) {
                        rc = cifs_posix_open(full_path, &newInode, nd->path.mnt,