utils/bash/patches/111-upstream-bash42-011.patch

   1                              BASH PATCH REPORT
   2                              =================
   3
   4 Bash-Release:   4.2
   5 Patch-ID:       bash42-011
   6
   7 Bug-Reported-by:        "David Parks" <davidparks21@yahoo.com>
   8 Bug-Reference-ID:       <014101cc82c6$46ac1540$d4043fc0$@com>
   9 Bug-Reference-URL:      http://lists.gnu.org/archive/html/bug-bash/2011-10/msg00031.html
  10
  11 Bug-Description:
  12
  13 Overwriting a value in an associative array causes the memory allocated to
  14 store the key on the second and subsequent assignments to leak.
  15
  16 Patch (apply with `patch -p0'):
  17
  18 --- a/assoc.c
  19 +++ b/assoc.c
  20 @@ -77,6 +77,11 @@ assoc_insert (hash, key, value)
  21    b = hash_search (key, hash, HASH_CREATE);
  22    if (b == 0)
  23      return -1;
  24 +  /* If we are overwriting an existing element's value, we're not going to
  25 +     use the key.  Nothing in the array assignment code path frees the key
  26 +     string, so we can free it here to avoid a memory leak. */
  27 +  if (b->key != key)
  28 +    free (key);
  29    FREE (b->data);
  30    b->data = value ? savestring (value) : (char *)0;
  31    return (0);
  32 --- a/patchlevel.h
  33 +++ b/patchlevel.h
  34 @@ -25,6 +25,6 @@
  35     regexp `^#define[   ]*PATCHLEVEL', since that's what support/mkversion.sh
  36     looks for to find the patch level (for the sccs version string). */
  37
  38 -#define PATCHLEVEL 10
  39 +#define PATCHLEVEL 11
  40
  41  #endif /* _PATCHLEVEL_H_ */