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authorUlrich Drepper <drepper@redhat.com>2000-04-25 06:38:25 +0000
committerUlrich Drepper <drepper@redhat.com>2000-04-25 06:38:25 +0000
commit6d5728c8ddb28293247a8b5fcb3f520336937b02 (patch)
treeef44ad5a7de1a146706176baae22591bd3691107 /nis
parente19ae111e949f40b7b39d73aa63720c53694fdec (diff)
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Update.
* nis/nis_callback.c (__nis_create_callback): Partially undo last patch. Keep needed tests for failed memory allocation.
Diffstat (limited to 'nis')
-rw-r--r--nis/nis_callback.c70
1 files changed, 22 insertions, 48 deletions
diff --git a/nis/nis_callback.c b/nis/nis_callback.c
index 91cb27f..8f59b58 100644
--- a/nis/nis_callback.c
+++ b/nis/nis_callback.c
@@ -206,12 +206,12 @@ internal_nis_do_callback (struct dir_binding *bptr, netobj *cookie,
struct pollfd *my_pollfd;
int i;
- if (__builtin_expect (svc_max_pollfd, 1) == 0
- && __builtin_expect (svc_pollfd == NULL, 0))
+ if (svc_max_pollfd == 0 && svc_pollfd == NULL)
return NIS_CBERROR;
- my_pollfd = (struct pollfd *) alloca (sizeof (struct pollfd)
- * svc_max_pollfd);
+ my_pollfd = malloc (sizeof (struct pollfd) * svc_max_pollfd);
+ if (__builtin_expect (my_pollfd == NULL, 0))
+ return NIS_NOMEMORY;
for (i = 0; i < svc_max_pollfd; ++i)
{
@@ -220,13 +220,15 @@ internal_nis_do_callback (struct dir_binding *bptr, netobj *cookie,
my_pollfd[i].revents = 0;
}
- switch (i = __poll (my_pollfd, svc_max_pollfd, 25 * 1000))
+ switch (i = __poll (my_pollfd, svc_max_pollfd, 25*1000))
{
case -1:
+ free (my_pollfd);
if (errno == EINTR)
continue;
return NIS_CBERROR;
case 0:
+ free (my_pollfd);
/* See if callback 'thread' in the server is still alive. */
memset ((char *) &cb_is_running, 0, sizeof (cb_is_running));
if (clnt_call (bptr->clnt, NIS_CALLBACK, (xdrproc_t) xdr_netobj,
@@ -242,6 +244,7 @@ internal_nis_do_callback (struct dir_binding *bptr, netobj *cookie,
break;
default:
svc_getreq_poll (my_pollfd, i);
+ free (my_pollfd);
if (data->nomore)
return data->result;
}
@@ -276,26 +279,29 @@ __nis_create_callback (int (*callback) (const_nis_name, const nis_object *,
unsigned short port;
cb = (struct nis_cb *) calloc (1, sizeof (struct nis_cb));
- if (__builtin_expect (cb == NULL, 0))
- goto free_oom;
+ if (__builtin_expect (cb == NULL, ))
+ {
+ syslog (LOG_ERR, "NIS+: out of memory allocating callback");
+ return NULL;
+ }
cb->serv = (nis_server *) calloc (1, sizeof (nis_server));
if (__builtin_expect (cb->serv == NULL, 0))
- goto free_cb;
-
+ {
+ free (cb);
+ syslog (LOG_ERR, "NIS+: out of memory allocating callback");
+ return NULL;
+ }
cb->serv->name = strdup (nis_local_principal ());
if (__builtin_expect (cb->serv->name == NULL, 0))
- goto free_serv;
-
+ return NIS_NOMEMORY;
cb->serv->ep.ep_val = (endpoint *) calloc (2, sizeof (endpoint));
if (__builtin_expect (cb->serv->ep.ep_val == NULL, 0))
- goto free_name;
-
+ return NIS_NOMEMORY;
cb->serv->ep.ep_len = 1;
cb->serv->ep.ep_val[0].family = strdup ("inet");
if (__builtin_expect (cb->serv->ep.ep_val[0].family == NULL, 0))
- goto free_ep_val;
-
+ return NIS_NOMEMORY;
cb->callback = callback;
cb->userdata = userdata;
@@ -335,20 +341,14 @@ __nis_create_callback (int (*callback) (const_nis_name, const nis_object *,
cb->serv->ep.ep_val[0].proto = strdup ("tcp");
cb->xprt = svctcp_create (sock, 100, 8192);
}
-
if (__builtin_expect (cb->serv->ep.ep_val[0].proto == NULL, 0))
- goto free_family;
-
+ return NIS_NOMEMORY;
cb->sock = cb->xprt->xp_sock;
if (!svc_register (cb->xprt, CB_PROG, CB_VERS, cb_prog_1, 0))
{
xprt_unregister (cb->xprt);
svc_destroy (cb->xprt);
xdr_free ((xdrproc_t) _xdr_nis_server, (char *) cb->serv);
- free (cb->serv->ep.ep_val[0].proto);
- free (cb->serv->ep.ep_val[0].family);
- free (cb->serv->ep.ep_val);
- free (cb->serv->name);
free (cb->serv);
free (cb);
syslog (LOG_ERR, "NIS+: failed to register callback dispatcher");
@@ -360,10 +360,6 @@ __nis_create_callback (int (*callback) (const_nis_name, const nis_object *,
xprt_unregister (cb->xprt);
svc_destroy (cb->xprt);
xdr_free ((xdrproc_t) _xdr_nis_server, (char *) cb->serv);
- free (cb->serv->ep.ep_val[0].proto);
- free (cb->serv->ep.ep_val[0].family);
- free (cb->serv->ep.ep_val);
- free (cb->serv->name);
free (cb->serv);
free (cb);
syslog (LOG_ERR, "NIS+: failed to read local socket info");
@@ -374,23 +370,6 @@ __nis_create_callback (int (*callback) (const_nis_name, const nis_object *,
snprintf (addr, sizeof (addr), "%s.%d.%d", inet_ntoa (sin.sin_addr),
(port & 0xFF00) >> 8, port & 0x00FF);
cb->serv->ep.ep_val[0].uaddr = strdup (addr);
- if (__builtin_expect (cb->serv->ep.ep_val[0].uaddr == NULL, 0))
- {
- free (cb->serv->ep.ep_val[0].proto);
- free_family:
- free (cb->serv->ep.ep_val[0].family);
- free_ep_val:
- free (cb->serv->ep.ep_val);
- free_name:
- free (cb->serv->name);
- free_serv:
- free (cb->serv);
- free_cb:
- free (cb);
- free_oom:
- syslog (LOG_ERR, "NIS+: out of memory allocating callback");
- return NULL;
- }
return cb;
}
@@ -402,11 +381,6 @@ __nis_destroy_callback (struct nis_cb *cb)
svc_destroy (cb->xprt);
close (cb->sock);
xdr_free ((xdrproc_t) _xdr_nis_server, (char *) cb->serv);
- free (cb->serv->ep.ep_val[0].uaddr);
- free (cb->serv->ep.ep_val[0].proto);
- free (cb->serv->ep.ep_val[0].family);
- free (cb->serv->ep.ep_val);
- free (cb->serv->name);
free (cb->serv);
free (cb);