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authorUlrich Drepper <drepper@redhat.com>2006-04-07 04:29:25 +0000
committerUlrich Drepper <drepper@redhat.com>2006-04-07 04:29:25 +0000
commit0292b0dd6c85436fb10df5a77bde53ad4c298a6b (patch)
treefae98fcd869f6299579f9e8948c2753894d0ed39 /nis/nis_getservlist.c
parent6738b3c073c6b8f0ad145d77ba61fc1238256f8d (diff)
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* libio/fmemopen.c (fmemopen): Free stream memory in case of
	invalid length [Coverity CID 106].

	* nss/nss_files/files-key.c (search): Close stream before
	successful return [Coverity CID 107].

	* io/fts.c (fts_open): Don't allocate parent if *argv==NULL
	[Coverity CID 108].

	* sunrpc/rpc_cout.c (inline_struct): Free sizestr after use
	[Coverity CID 110, 109].

	* sunrpc/rpc_scan.c (docppline): Free file string if it is not
	going to be used [Coverity CID 111].

	* sysdeps/unix/sysv/linux/getsourcefilter.c (getsourcefilter): Free
	memory if socket level value cannot be retrieved [Coverity CID 112].

	* nis/nis_clone_dir.c (nis_clone_directory): Free all memory in
	error case [Coverity CID 114].

	* nis/nis_clone_res.c (nis_clone_result): Free all memory in the
	error cases [Coverity CID 115].

	* sunrpc/rpc_parse.c (get_definition): Free defp if tok ==
	TOK_EOF [Coverity CID 116].

	* sysdeps/unix/sysv/linux/setsourcefilter.c (setsourcefilter): Free
	memory if socket level value cannot be retrieved [Coverity CID 117].

	* elf/cache.c (save_cache): Initialize pad to avoid writing
	uninitialized data to disk.

	* elf/cache.c (save_cache): Free file_entries_new [Coverity CID 118].

	* intl/finddomain.c (_nl_find_domain): Avoid strdup of expand
	locale name, use strdupa.  Remove free call [Coverity CID 119].

	* sunrpc/rpc_main.c (generate_guard): Avoid extra allocation and
	the resulting leak [Coverity CID 121].

	* sunrpc/rpc_main.c (mkfile_output): Free all allocated memory
	[Coverity CID 122].

	* sunrpc/rpc_main.c (h_output): Free guard after we are done
	[Coverity CID 123].

	* sunrpc/svc_udp.c (cache_set): Free victim if newbuf allocation
	fails [Coverity CID 126].

	* sunrpc/svc_udp.c (svcudp_enablecache): Free memory in error
	cases [Coverity CID 127].

	* nis/nis_table.c (__create_ib_request): Free ibreq in case strdup
	fails [Coverity CID 128].

	* nis/nis_getservlist.c (nis_getservlist): Free all memory in case
	of an error [Coverity CID 130, 129].

	* nis/nis_print_group_entry.c (nis_print_group_entry): If
	nis_lookup call failed, return.  Free lookup result in error
	cases [Coverity CID 131].

	* nis/nis_removemember.c (nis_removemember): Free all memory in
	error cases [Coverity CID 132].

	* nis/nss_nisplus/nisplus-alias.c (_nss_nisplus_getaliasbyname_r):
	Always free lookup result [Coverity CID 134].

	* nis/nss_nisplus/nisplus-ethers.c (_nss_nisplus_gethostton_r):
	Always free lookup result [Coverity CID 135].

	* nis/nss_nisplus/nisplus-ethers.c (_nss_nisplus_getntohost_r):
	Always free lookup result [Coverity CID 136].

	* nis/nss_nisplus/nisplus-network.c (_nss_nisplus_getnetbyaddr_r):
	Before retrying, free old result [Coverity CID 137].

	* nis/nss_nisplus/nisplus-publickey.c (_nss_nisplus_netname2user):
	Free res in case UID is zero [Coverity CID 138].

	* nis/ypclnt.c (yp_update): Always free master string
	[Coverity CID 140].

	* nis/nis_creategroup.c (nis_creategroup): Free all memory in
	error cases [Coverity CID 143, 142, 141].

	* nis/nss_nis/nis-publickey.c (_nss_nis_getpublickey): Free result
	if yp_match call succeeded [Coverity CID 155].

	* nis/nss_nis/nis-publickey.c (_nss_nis_getsecretkey): Free string
	allocated in yp_match at all times [Coverity CID 157, 156].

	* nscd/nscd.c (write_pid): Close stream also if writing failed
	[Coverity CID 165].

	* nis/nis_table.c (nis_add_entry): Move test for NULL parameter
	ahead of first use [Coverity CID 167].

	* nis/nss_nis/nis-alias.c (_nss_nis_getaliasbyname_r): Move test
	for NULL parameter ahead of first use [Coverity CID 168].

	* intl/finddomain.c (_nl_find_domain): We never return NULL if we
	found the locale [Coverity CID 169].

	* inet/getnameinfo.c (getnameinfo): __getservbyport_r does not set
	herrno [Coverity CID 178].

	* nis/nis_checkpoint.c (nis_checkpoint): Don't access and returned
	freed object [Coverity CID 182].
Diffstat (limited to 'nis/nis_getservlist.c')
-rw-r--r--nis/nis_getservlist.c50
1 files changed, 40 insertions, 10 deletions
diff --git a/nis/nis_getservlist.c b/nis/nis_getservlist.c
index 315960c8e8..bea9d4dbc0 100644
--- a/nis/nis_getservlist.c
+++ b/nis/nis_getservlist.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (c) 1997, 1998, 1999, 2000, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
 
@@ -40,7 +40,10 @@ nis_getservlist (const_nis_name dir)
 	malloc (sizeof (nis_server *) *
 		(NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_len + 1));
       if (__builtin_expect (serv == NULL, 0))
-	return NULL;
+	{
+	  nis_freeresult (res);
+	  return NULL;
+	}
 
       for (i = 0; i < NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_len;
 	   ++i)
@@ -49,13 +52,37 @@ nis_getservlist (const_nis_name dir)
 	    &NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_val[i];
 	  serv[i] = calloc (1, sizeof (nis_server));
 	  if (__builtin_expect (serv[i] == NULL, 0))
-	    return NULL;
+	    {
+	    free_all:
+	      while (i-- > 0)
+		{
+		  free (serv[i]->pkey.n_bytes);
+		  if (serv[i]->ep.ep_val != NULL)
+		    {
+		      unsigned long int j;
+		      for (j = 0; j < serv[i]->ep.ep_len; ++j)
+			{
+			  free (serv[i]->ep.ep_val[j].proto);
+			  free (serv[i]->ep.ep_val[j].family);
+			  free (serv[i]->ep.ep_val[j].uaddr);
+			}
+		      free (serv[i]->ep.ep_val);
+		    }
+		  free (serv[i]->name);
+		  free (serv[i]);
+		}
+
+	      return NULL;
+	    }
 
 	  if (server->name != NULL)
 	    {
 	      serv[i]->name = strdup (server->name);
 	      if (__builtin_expect (serv[i]->name == NULL, 0))
-		return NULL;
+		{
+		  ++i;
+		  goto free_all;
+		}
 	    }
 
           serv[i]->ep.ep_len = server->ep.ep_len;
@@ -66,7 +93,10 @@ nis_getservlist (const_nis_name dir)
               serv[i]->ep.ep_val =
 		malloc (server->ep.ep_len * sizeof (endpoint));
 	      if (__builtin_expect (serv[i]->ep.ep_val == NULL, 0))
-		return NULL;
+		{
+		  ++i;
+		  goto free_all;
+		}
 
               for (j = 0; j < serv[i]->ep.ep_len; ++j)
                 {
@@ -87,20 +117,20 @@ nis_getservlist (const_nis_name dir)
 		    serv[i]->ep.ep_val[j].proto = NULL;
                 }
             }
-          else
-	    serv[i]->ep.ep_val = NULL;
+
           serv[i]->key_type = server->key_type;
           serv[i]->pkey.n_len = server->pkey.n_len;
           if (server->pkey.n_len > 0)
             {
               serv[i]->pkey.n_bytes = malloc (server->pkey.n_len);
               if (__builtin_expect (serv[i]->pkey.n_bytes == NULL, 0))
-                return NULL;
+		{
+		  ++i;
+		  goto free_all;
+		}
               memcpy (serv[i]->pkey.n_bytes, server->pkey.n_bytes,
                       server->pkey.n_len);
             }
-          else
-            serv[i]->pkey.n_bytes = NULL;
         }
       serv[i] = NULL;
     }