cvs: php4 /ext/sysvshm sysvshm.c

derick Thu Nov 22 09:33:35 2001 EDT Modified files: /php4/ext/sysvshm sysvshm.c Log: - Fix crach bug if the parameter to shm_remove is not a valid identifier. Index: php4/ext/sysvshm/sysvshm.c diff -u php4/ext/sysvshm/sysvshm.c:1.51 php4/ext/sysvshm/sysvshm.c:1.52 --- php4/ext/sysvshm/sysvshm.c:1.51 Sun Nov 11 06:08:31 2001 +++ php4/ext/sysvshm/sysvshm.c Thu Nov 22 09:33:35 2001 @@ -16,7 +16,7 @@ +----------------------------------------------------------------------+ */ -/* $Id: sysvshm.c,v 1.51 2001/11/11 11:08:31 thies Exp $ */ +/* $Id: sysvshm.c,v 1.52 2001/11/22 14:33:35 derick Exp $ */ /* This has been built and tested on Linux 2.2.14 * @@ -208,6 +208,12 @@ id = Z_LVAL_PP(arg_id); shm_list_ptr = (sysvshm_shm *) zend_list_find(id, &type); + + if (!shm_list_ptr) { + php_error(E_WARNING, "The parameter is not a valid shm_indentifier"); + RETURN_FALSE; + } + if(shmctl(shm_list_ptr->id,IPC_RMID,NULL)<0) { php_error(E_WARNING, "shm_remove() failed for key 0x%x, id %i: %s", shm_list_ptr->key, id,strerror(errno)); RETURN_FALSE;