diff options
| -rw-r--r-- | ChangeLog | 3 | ||||
| -rw-r--r-- | nis/nis_callback.c | 70 |
2 files changed, 25 insertions, 48 deletions
@@ -1,5 +1,8 @@ 2000-04-24 Ulrich Drepper <drepper@redhat.com> + * nis/nis_callback.c (__nis_create_callback): Partially undo last + patch. Keep needed tests for failed memory allocation. + * elf/dl-reloc.c (_dl_relocate_object): Add one more __builtin_expect saying that we don't normally expect to profile. 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); |