xinetd/SOURCES/xinetd-2.3.14-realloc-remove.patch

diff -rup xinetd-2.3.14/xinetd/defs.h xinetd-2.3.14-mod/xinetd/defs.h
--- xinetd-2.3.14/xinetd/defs.h	2012-01-18 14:22:20.811100158 +0100
+++ xinetd-2.3.14-mod/xinetd/defs.h	2012-01-18 13:32:46.000000000 +0100
@@ -114,11 +114,7 @@ union xsockaddr {
  * constants for limiting ps.rws.fd_list 
  */
 
-#ifdef HAVE_POLL
-#define INIT_POLLFDS                 4096
-/* FIXME: not used */
-#define MAX_POLLFDS                  16384
-#endif
+#define MAX_FDS                      4096
 
 /*
  * When explicit values are given for enum's, that is because the structures 
diff -rup xinetd-2.3.14/xinetd/init.c xinetd-2.3.14-mod/xinetd/init.c
--- xinetd-2.3.14/xinetd/init.c	2012-01-18 14:22:20.779100171 +0100
+++ xinetd-2.3.14-mod/xinetd/init.c	2012-01-18 14:07:34.000000000 +0100
@@ -151,7 +151,7 @@ static void set_fd_limit(void)
    }
 
    if ( rl.rlim_max == RLIM_INFINITY ) 
-      rl.rlim_max = FD_SETSIZE;
+      rl.rlim_max = MAX_FDS;
 
    ps.ros.max_descriptors = rl.rlim_max ;
 #else      /* ! RLIMIT_NOFILE */
@@ -283,12 +283,12 @@ static void init_rw_state( void )
    ps.rws.descriptors_free = ps.ros.max_descriptors - DESCRIPTORS_RESERVED ;
 
 #ifdef HAVE_POLL
-   ps.rws.pfds_allocated = INIT_POLLFDS ;
+   ps.rws.pfds_allocated = ps.ros.max_descriptors ;
    ps.rws.pfd_array = (struct pollfd *) 
                       malloc( sizeof( struct pollfd ) * ps.rws.pfds_allocated ) ;
    if ( ps.rws.pfd_array == NULL ) 
    {
-      out_of_memory(func);
+      out_of_memory(func) ;
       exit( 1 ) ;
    }
    ps.rws.pfds_last = 0 ;
diff -rup xinetd-2.3.14/xinetd/redirect.c xinetd-2.3.14-mod/xinetd/redirect.c
--- xinetd-2.3.14/xinetd/redirect.c	2012-01-18 14:22:20.780100170 +0100
+++ xinetd-2.3.14-mod/xinetd/redirect.c	2012-01-18 12:22:08.000000000 +0100
@@ -149,7 +149,7 @@ void redir_handler( struct server *serp
 #ifdef HAVE_POLL
 #define REDIR_DESCRIP_INDEX 0
 #define REDIR_SERVER_INDEX 1
-      pfd_array = (struct pollfd *)calloc(sizeof(struct pollfd),INIT_POLLFDS);
+      pfd_array = (struct pollfd *)calloc(sizeof(struct pollfd),MAX_FDS);
       if (pfd_array == NULL)
       {
          msg( LOG_ERR, func, "Cannot allocate memory for file descriptors!\n");
diff -rup xinetd-2.3.14/xinetd/service.c xinetd-2.3.14-mod/xinetd/service.c
--- xinetd-2.3.14/xinetd/service.c	2012-01-18 14:22:20.812100157 +0100
+++ xinetd-2.3.14-mod/xinetd/service.c	2012-01-18 14:07:27.000000000 +0100
@@ -114,10 +114,6 @@ struct service *svc_make_special( struct
 
 void svc_free( struct service *sp )
 {
-#ifdef HAVE_POLL
-   *SVC_POLLFD( sp ) = ps.rws.pfd_array[--ps.rws.pfds_last] ;
-#endif /* HAVE_POLL */
-
    sc_free( SVC_CONF(sp) ) ;
    CLEAR( *sp ) ;
    FREE_SVC( sp ) ;
@@ -332,20 +328,10 @@ status_e svc_activate( struct service *s
    }
 
 #ifdef HAVE_POLL
-   if ( ps.rws.pfds_last >= ps.rws.pfds_allocated )
+   if ( ps.rws.descriptors_free <= 0 )
    {
-     int pos;
-     ps.rws.pfds_allocated += INIT_POLLFDS;
-     struct pollfd *tmp = (struct pollfd *)realloc( ps.rws.pfd_array,
-       ps.rws.pfds_allocated*sizeof(struct pollfd));
-     if ( tmp == NULL )
-     {
-       out_of_memory( func );
-       return( FAILED );
-     }
-     ps.rws.pfd_array = tmp;
-     memset(&ps.rws.pfd_array[ps.rws.pfds_last], 0, (ps.rws.pfds_allocated-
-       ps.rws.pfds_last)*sizeof(struct pollfd));
+     msg(LOG_ERR, func, "Maximum number of services reached") ;
+     return( FAILED ) ;
    }
    if ( sp->svc_pfd_index >= 0 )
    {
diff -rup xinetd-2.3.14/xinetd/tcpint.c xinetd-2.3.14-mod/xinetd/tcpint.c
--- xinetd-2.3.14/xinetd/tcpint.c	2012-01-18 14:22:20.782100169 +0100
+++ xinetd-2.3.14-mod/xinetd/tcpint.c	2012-01-18 13:30:22.000000000 +0100
@@ -93,7 +93,7 @@ static void si_mux(void)
 #ifdef HAVE_POLL
    struct pollfd        *pfd_array;
    int                   pfds_last = 0;
-   int                   pfds_allocated = INIT_POLLFDS;
+   int                   pfds_allocated = MAX_FDS;
 #else
    fd_set                     socket_mask ;
    int                        mask_max ;
@@ -102,7 +102,7 @@ static void si_mux(void)
    const char                *func = "si_mux" ;
 
 #ifdef HAVE_POLL
-   pfd_array = calloc(sizeof(struct pollfd),INIT_POLLFDS);
+   pfd_array = calloc(sizeof(struct pollfd),MAX_FDS);
    pfd_array[ pfds_last ].fd = INT_REMOTE( ip ) ;
    pfd_array[ pfds_last++ ].events = POLLIN | POLLOUT;
 #else
diff -rup xinetd-2.3.14/xinetd/udpint.c xinetd-2.3.14-mod/xinetd/udpint.c
--- xinetd-2.3.14/xinetd/udpint.c	2012-01-18 14:22:20.783100169 +0100
+++ xinetd-2.3.14-mod/xinetd/udpint.c	2012-01-18 12:22:00.000000000 +0100
@@ -103,14 +103,14 @@ static void di_mux(void)
 #ifdef HAVE_POLL
    struct pollfd        *pfd_array;
    int                   pfds_last = 0;
-   int                   pfds_allocated = INIT_POLLFDS;
+   int                   pfds_allocated = MAX_FDS;
 #else
    fd_set                     socket_mask ;
    int                        mask_max ;
 #endif
 
 #ifdef HAVE_POLL
-   pfd_array = (struct pollfd *)calloc(sizeof(struct pollfd),INIT_POLLFDS);
+   pfd_array = (struct pollfd *)calloc(sizeof(struct pollfd),MAX_FDS);
    pfd_array[ pfds_last ].fd = INT_REMOTE( ip );
    pfd_array[ pfds_last++ ].events = POLLIN | POLLOUT;
 #else