diff -up unzip-5.52/inflate.c.pom unzip-5.52/inflate.c

--- unzip-5.52/inflate.c.pom	2005-02-27 07:08:46.000000000 +0100

+++ unzip-5.52/inflate.c	2008-03-19 14:47:58.000000000 +0100

@@ -983,6 +983,7 @@ static int inflate_dynamic(__G)

   unsigned l;           /* last length */

   unsigned m;           /* mask for bit lengths table */

   unsigned n;           /* number of lengths to get */

+  struct huft *tlp;

   struct huft *tl;      /* literal/length code table */

   struct huft *td;      /* distance code table */

   unsigned bl;          /* lookup bits for tl */

@@ -995,6 +996,7 @@ static int inflate_dynamic(__G)

   register unsigned k;  /* number of bits in bit buffer */

   int retval = 0;       /* error code returned: initialized to "no error" */

+  td = tlp = tl = (struct huft *)NULL;

   /* make local bit buffer */

   Trace((stderr, "\ndynamic block"));

@@ -1047,9 +1049,9 @@ static int inflate_dynamic(__G)

   while (i < n)

   {

     NEEDBITS(bl)

-    j = (td = tl + ((unsigned)b & m))->b;

+    j = (tlp = tl + ((unsigned)b & m))->b;

     DUMPBITS(j)

-    j = td->v.n;

+    j = tlp->v.n;

     if (j < 16)                 /* length of code in bits (0..15) */

       ll[i++] = l = j;          /* save last length in l */

     else if (j == 16)           /* repeat last length 3 to 6 times */

@@ -1149,8 +1151,8 @@ static int inflate_dynamic(__G)

 cleanup_and_exit:

   /* free the decoding tables, return */

-  huft_free(tl);

-  huft_free(td);

+  if (tl) huft_free(tl);

+  if (td) huft_free(td);

   return retval;

 }