[svn-r17980] Description:

    Bring Coverity changes into the trunk: (also other minor cleanups)

r17955:
Fix Coverity item 24.  Add missing error condition to
H5AC_ext_config_2_int_config.

r17956:
Fix Coverity item 24.  Improve error checking in H5A_compact_build_table_cb.

r17957:
Fix Coverity item 150.  Fix warning in H5A_compact_build_table_cb.

r17958:
Fix Coverity item 117.  Fix error handling in H5B_shared_new.

r17959:
Fix Coverity item 209.  Added an assertion for leaf->shared in
H5B2_cache_leaf_dest.

r17960:
Fix Coverity item 208.  Added an assertion for internal->shared in
H5B2_cache_internal_dest.

r17961:
Fix Coverity item 89.  Reworked the code to avoid array overrun in
H5C__autoadjust__ageout__insert_new_marker.

r17962:
Fix for coverity Resource_leak 195,203,204,205.

r17963:
Fix Coverity item 44.  Prevented potential NULL dereference in H5D_btree_debug.

r17964:
Fix Coverity issues #197, 198 & 199: memory not being released.  (Also
clean up other resource leaks in nearby and/or similar code).

r17965:
Fix Coverity issue #151: release resources on error

r17966:
Fix Coverity issue #187: Remove leftover code remnant from prior bugfix
which was causing resource leak of open files.

r17967:
Fixed Coverity issues # 193 & 194.  Removed unnecessary memory allocation and
added comparison of length of path parameter to the size of the destination
buffer in h5import.h/h5import.c.

r17968:
Fix Coverity item 144.  Fixed memory leak on error in H5D_chunk_copy.

r17969:
Fix for coverity Resource_leak #196.

r17970:
Coverity 167-173:
Initialized pointer of buffers.
In error handling, closed types and free memory.

Tested on:
    FreeBSD/32 6.3 (duty) in debug mode
    FreeBSD/64 6.3 (liberty) w/C++ & FORTRAN, in debug mode
    Linux/32 2.6 (jam) w/PGI compilers, w/default API=1.8.x,
        w/C++ & FORTRAN, w/threadsafe, in debug mode
    Linux/64-amd64 2.6 (smirom) w/Intel compilers, w/default API=1.6.x,
        w/C++ & FORTRAN, in production mode
    Solaris/32 2.10 (linew) w/deprecated symbols disabled, w/C++ & FORTRAN,
        w/szip filter, in production mode
    Linux/64-ia64 2.6 (cobalt) w/Intel compilers, w/C++ & FORTRAN,
    in production mode
    Linux/64-ia64 2.4 (tg-login3) w/parallel, w/FORTRAN, in debug mode
    Linux/64-amd64 2.6 (abe) w/parallel, w/FORTRAN, in production mode
    Mac OS X/32 10.6.2 (amazon) in debug mode
    Mac OS X/32 10.6.2 (amazon) w/C++ & FORTRAN, w/threadsafe,
        in production mode

3 files changed, 27 insertions, 29 deletions

diff --git a/tools/h5repack/h5repack.c b/tools/h5repack/h5repack.c
index c67eb0a..473090f 100644
--- a/tools/h5repack/h5repack.c
+++ b/tools/h5repack/h5repack.c
@@ -112,6 +112,7 @@ h5repack_init(pack_opt_t *options, int verbose, H5F_file_space_type_t strategy,
     return (options_table_init(&(options->op_tbl)));
 }
 
+
 /*-------------------------------------------------------------------------
 * Function: h5repack_end
 *
@@ -125,6 +126,7 @@ int h5repack_end  (pack_opt_t *options)
     return options_table_free(options->op_tbl);
 }
 
+
 /*-------------------------------------------------------------------------
 * Function: h5repack_addfilter
 *
@@ -135,7 +137,6 @@ int h5repack_end  (pack_opt_t *options)
 *
 *-------------------------------------------------------------------------
 */
-
 int h5repack_addfilter(const char* str,
                        pack_opt_t *options)
 {
@@ -147,38 +148,33 @@ int h5repack_addfilter(const char* str,
 
 
     /* parse the -f option */
-    obj_list=parse_filter(str,&n_objs,&filter,options,&is_glb);
-    if (obj_list==NULL)
-    {
+    if(NULL == (obj_list = parse_filter(str, &n_objs, &filter, options, &is_glb)))
         return -1;
-    }
 
     /* if it applies to all objects */
-    if (is_glb)
+    if(is_glb)
     {
-
         int n;
 
         n = options->n_filter_g++; /* increase # of global filters */
 
-        if (options->n_filter_g > H5_REPACK_MAX_NFILTERS)
+        if(options->n_filter_g > H5_REPACK_MAX_NFILTERS)
         {
-            error_msg(progname, "maximum number of filters exceeded for <%s>\n",str);
+            error_msg(progname, "maximum number of filters exceeded for <%s>\n", str);
+            free(obj_list);
             return -1;
-
         }
 
         options->filter_g[n] = filter;
     }
-
     else
-        options_add_filter(obj_list,n_objs,filter,options->op_tbl);
+        options_add_filter(obj_list, n_objs, filter, options->op_tbl);
 
     free(obj_list);
     return 0;
 }
 
-
+
 /*-------------------------------------------------------------------------
 * Function: h5repack_addlayout
 *
diff --git a/tools/h5repack/h5repack_opttable.c b/tools/h5repack/h5repack_opttable.c
index 5b6d5d0..7c87359 100644
--- a/tools/h5repack/h5repack_opttable.c
+++ b/tools/h5repack/h5repack_opttable.c
@@ -136,6 +136,7 @@ static int aux_inctable(pack_opttbl_t *table, int n_objs )
     return 0;
 }
 
+
 /*-------------------------------------------------------------------------
  * Function: options_table_init
  *
@@ -145,33 +146,34 @@ static int aux_inctable(pack_opttbl_t *table, int n_objs )
  *
  *-------------------------------------------------------------------------
  */
-
 int options_table_init( pack_opttbl_t **tbl )
 {
     unsigned int i;
-    pack_opttbl_t* table = (pack_opttbl_t*) malloc(sizeof(pack_opttbl_t));
-    if (table==NULL) {
+    pack_opttbl_t *table;
+
+    if(NULL == (table = (pack_opttbl_t *)malloc(sizeof(pack_opttbl_t))))
+    {
         error_msg(progname, "not enough memory for options table\n");
         return -1;
     }
 
     table->size   = 30;
     table->nelems = 0;
-    table->objs   = (pack_info_t*) malloc(table->size * sizeof(pack_info_t));
-    if (table->objs==NULL) {
+    if(NULL == (table->objs = (pack_info_t*)malloc(table->size * sizeof(pack_info_t))))
+    {
         error_msg(progname, "not enough memory for options table\n");
+        free(table);
         return -1;
     }
 
-    for ( i=0; i<table->size; i++)
-    {
+    for(i = 0; i < table->size; i++)
         init_packobject(&table->objs[i]);
-    }
 
     *tbl = table;
     return 0;
 }
 
+
 /*-------------------------------------------------------------------------
  * Function: options_table_free
  *
diff --git a/tools/h5repack/h5repacktst.c b/tools/h5repack/h5repacktst.c
index 3dcde22..3283ddd 100644
--- a/tools/h5repack/h5repacktst.c
+++ b/tools/h5repack/h5repacktst.c
@@ -4056,6 +4056,7 @@ int make_dset_reg_ref(hid_t loc_id)
     hdset_reg_ref_t *wbuf=NULL;  /* buffer to write to disk */
     int             *dwbuf=NULL; /* Buffer for writing numeric data to disk */
     int             i;      /* counting variables */
+    int             retval = -1;  /* return value */
 
     /* Allocate write & read buffers */
     wbuf = (hdset_reg_ref_t *)calloc(sizeof(hdset_reg_ref_t), (size_t)SPACE1_DIM1);
@@ -4111,24 +4112,23 @@ int make_dset_reg_ref(hid_t loc_id)
     if (H5Dclose(did2) < 0)
         goto out;
 
-    if (wbuf)
+    retval = 0;
+
+out:
+    if(wbuf)
         free(wbuf);
-    if (dwbuf)
+    if(dwbuf)
         free(dwbuf);
 
-    return 0;
-
-out:
     H5E_BEGIN_TRY 
     {
-
         H5Sclose(sid1);
         H5Sclose(sid2);
         H5Dclose(did1);
         H5Dclose(did2);
-
     } H5E_END_TRY;
-    return -1;
+
+    return retval;
 }
 
 /*-------------------------------------------------------------------------