[PATCH] Fix sparse warnings in fs/udf/*

[PATCH] Fix sparse warnings in fs/udf/*

  CHECK   fs/udf/dir.c
fs/udf/dir.c:240:13: warning: expected lvalue for member dereference
[...]
  CHECK   fs/udf/namei.c
fs/udf/namei.c:872:6: warning: expected lvalue for member dereference
fs/udf/namei.c:916:6: warning: expected lvalue for member dereference
fs/udf/namei.c:1189:14: warning: expected lvalue for member dereference
fs/udf/namei.c:1234:7: warning: expected lvalue for member dereference

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>