[sr-dev] git:kamailio_3.0: trie API Fixed dtrie_insert OOM handling, where assert() was wrongfully used

Module: sip-router Branch: kamailio_3.0 Commit: 0c36835ce2cce98454cd10bd53f855787f1bbc9b URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=0c36835… Author: Marius Zbihlei &lt;marius.zbihlei(a)1and1.ro&gt; Committer: Marius Zbihlei &lt;marius.zbihlei(a)1and1.ro&gt; Date: Tue Nov 2 11:45:15 2010 +0200 trie API Fixed dtrie_insert OOM handling, where assert() was wrongfully used Now the function behaves as expected, freeing previous allocated resources, logging the OOM condition , and returning -1 (cherry picked from commit 49837c37aea72c1e4f0cc3290382c0adbf72e3f8) --- lib/trie/dtrie.c | 14 ++++++++++---- 1 files changed, 10 insertions(+), 4 deletions(-) diff --git a/lib/trie/dtrie.c b/lib/trie/dtrie.c index 9965263..90cb52f 100644 --- a/lib/trie/dtrie.c +++ b/lib/trie/dtrie.c @@ -39,8 +39,6 @@ #include "dtrie.h" -#include <assert.h> - #include "../../dprint.h" #include "../../mem/shm_mem.h" #include "../../mem/mem.h" @@ -142,12 +140,20 @@ int dtrie_insert(struct dtrie_node_t *root, const char *number, const unsigned i if (node->child[digit] == NULL) { node->child[digit] = shm_malloc(sizeof(struct dtrie_node_t)); - assert(node->child[digit] != NULL); + if(node->child[digit] == NULL ){ + SHM_MEM_ERROR; + return -1; + } + LM_DBG("allocate %lu bytes for node at %p\n", (long unsigned)sizeof(struct dtrie_node_t), node->child[digit]); memset(node->child[digit], 0, sizeof(struct dtrie_node_t)); node->child[digit]->child = shm_malloc(sizeof(struct dtrie_node_t *) * branches); - assert(node->child[digit]->child != NULL); + if(node->child[digit]->child == NULL){ + SHM_MEM_ERROR; + shm_free(node->child[digit]); + return -1; + } LM_DBG("allocate %lu bytes for %d root children pointer at %p\n", (long unsigned)sizeof(struct dtrie_node_t *) * branches, branches, node->child[digit]->child);