* subversion/libsvn_wc/entries.c   (read_entry): When reading the depth field from the this_dir entry,    don't dereference the return value of read_val() unconditionally.    It may be NULL on an empty (e.g. default) entry line.    Spotted while appending new fields to the this_dir entry for tree    conflicts, where this caused a segfault.
* subversion/libsvn_wc/entries.c
  (read_entry): When reading the depth field from the this_dir entry,
   don't dereference the return value of read_val() unconditionally.
   It may be NULL on an empty (e.g. default) entry line.
   Spotted while appending new fields to the this_dir entry for tree
   conflicts, where this caused a segfault.

Approved by: glasser
 who also corrected my initially proposed fix which was backwards, literally

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion