Update.

1999-05-16  Thorsten Kukuk  <kukuk@suse.de>

	* sunrpc/etc.rpc: Add portmapper, rstat_svc and pcnfs.
	* sunrpc/key_call.c: Fix memory leak, close file handle.
	* nis/nis_creategroup.c: Use malloc instead of calloc,
	set ctime and mtime.
	* nis/nis_subr.c: Check for realloc result.
	* nis/nis_file.c: Fix memory leak.
	* nis/nis_table.c: Pretty print.
	* nis/nis_getservlist.c: Likewise.
	* nis/nis_ismember.c: Likewise.
	* nis/nis_lookup.c: Likewise.
	* nis/nis_ping.c: Likewise.
	* nis/nis_removemember.c: Likewise.
	* nis/nis_util.c: Likewise, check calloc result.

1 files changed, 38 insertions, 13 deletions

diff --git a/nis/nis_ismember.c b/nis/nis_ismember.c
index 4a33f02cff..7580ee8c8e 100644
--- a/nis/nis_ismember.c
+++ b/nis/nis_ismember.c
@@ -1,6 +1,6 @@
-/* Copyright (c) 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (c) 1997, 1998, 1999 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
+   Contributed by Thorsten Kukuk <kukuk@suse.de>, 1997.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public License as
@@ -43,13 +43,21 @@ internal_ismember (const_nis_name principal, const_nis_name group)
       *cp++ = '.';
       strcpy (cp, cp2);
     }
+
   res = nis_lookup (buf, EXPAND_NAME|FOLLOW_LINKS);
-  if (NIS_RES_STATUS (res) != NIS_SUCCESS)
-    return 0;
+  if (res == NULL || NIS_RES_STATUS (res) != NIS_SUCCESS)
+    {
+      if (res)
+	nis_freeresult (res);
+      return 0;
+    }
 
   if ((NIS_RES_NUMOBJ (res) != 1) ||
       (__type_of (NIS_RES_OBJECT (res)) != NIS_GROUP_OBJ))
-    return 0;
+    {
+      nis_freeresult (res);
+      return 0;
+    }
 
   /* We search twice in the list, at first, if we have the name
      with a "-", then if without. "-member" has priority */
@@ -59,14 +67,19 @@ internal_ismember (const_nis_name principal, const_nis_name group)
       if (cp[0] == '-')
 	{
 	  if (strcmp (&cp[1], principal) == 0)
-	    return -1;
+	    {
+	      nis_freeresult (res);
+	      return -1;
+	    }
 	  if (cp[1] == '@')
 	    switch (internal_ismember (principal, &cp[2]))
 	      {
 	      case -1:
+		nis_freeresult (res);
 		return -1;
 	      case 1:
-		return -1;
+		nis_freeresult (res);
+		return 1;
 	      default:
 		break;
 	      }
@@ -76,26 +89,34 @@ internal_ismember (const_nis_name principal, const_nis_name group)
 		char buf1[strlen (principal) + 2];
 		char buf2[strlen (cp) + 2];
 
-		strcpy (buf1, nis_domain_of (principal));
-		strcpy (buf2, nis_domain_of (cp));
-		if (strcmp (buf1, buf2) == 0)
-		  return -1;
+		if (strcmp (nis_domain_of_r (principal, buf1, sizeof buf1),
+			    nis_domain_of_r (cp, buf2, sizeof buf2)) == 0)
+		  {
+		    nis_freeresult (res);
+		    return -1;
+		  }
 	      }
 	}
     }
+
   for (i = 0; i < NIS_RES_OBJECT (res)->GR_data.gr_members.gr_members_len; ++i)
     {
       cp = NIS_RES_OBJECT (res)->GR_data.gr_members.gr_members_val[i];
       if (cp[0] != '-')
 	{
 	  if (strcmp (cp, principal) == 0)
-	    return 1;
+	    {
+	      nis_freeresult (res);
+	      return 1;
+	    }
 	  if (cp[0] == '@')
 	    switch (internal_ismember (principal, &cp[1]))
 	      {
 	      case -1:
+		nis_freeresult (res);
 		return -1;
 	      case 1:
+		nis_freeresult (res);
 		return 1;
 	      default:
 		break;
@@ -108,10 +129,14 @@ internal_ismember (const_nis_name principal, const_nis_name group)
 
 		if (strcmp (nis_domain_of_r (principal, buf1, sizeof buf1),
 			    nis_domain_of_r (cp, buf2, sizeof buf2)) == 0)
-		  return 1;
+		  {
+		    nis_freeresult (res);
+		    return 1;
+		  }
 	      }
 	}
     }
+  nis_freeresult (res);
   return 0;
 }