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authorqwell <qwell@f38db490-d61c-443f-a65b-d21fe96a405b>2007-01-06 00:24:38 +0000
committerqwell <qwell@f38db490-d61c-443f-a65b-d21fe96a405b>2007-01-06 00:24:38 +0000
commitf008966b3cea1a9d8fb0115d7829ccc6688fde17 (patch)
tree6552f58f576d71c5e396acee7943fa4739f6ce32
parent3adb451f3c31f53393c97879f79870b11c227512 (diff)
Save 1 whopping byte of allocated memory!
This looks like it may have been a chicken/egg scenario.. You had to call a cleanup func, because everything was allocated. Then since you had to call a cleanup func, you were forced to allocate - ie; strdup(""). git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.4@49742 f38db490-d61c-443f-a65b-d21fe96a405b
-rw-r--r--main/pbx.c12
-rw-r--r--pbx/pbx_config.c2
-rw-r--r--res/res_features.c2
3 files changed, 6 insertions, 10 deletions
diff --git a/main/pbx.c b/main/pbx.c
index d981a994c..0c3c88472 100644
--- a/main/pbx.c
+++ b/main/pbx.c
@@ -4591,10 +4591,6 @@ static int ext_strncpy(char *dst, const char *src, int len)
return count;
}
-static void null_datad(void *foo)
-{
-}
-
/*! \brief add the extension in the priority chain.
* returns 0 on success, -1 on failure
*/
@@ -4616,7 +4612,8 @@ static int add_pri(struct ast_context *con, struct ast_exten *tmp,
replacement? If so, replace, otherwise, bonk. */
if (!replace) {
ast_log(LOG_WARNING, "Unable to register extension '%s', priority %d in '%s', already in use\n", tmp->exten, tmp->priority, con->name);
- tmp->datad(tmp->data);
+ if (tmp->datad)
+ tmp->datad(tmp->data);
free(tmp);
return -1;
}
@@ -4634,7 +4631,8 @@ static int add_pri(struct ast_context *con, struct ast_exten *tmp,
if (tmp->priority == PRIORITY_HINT)
ast_change_hint(e,tmp);
/* Destroy the old one */
- e->datad(e->data);
+ if (e->datad)
+ e->datad(e->data);
free(e);
} else { /* Slip ourselves in just before e */
tmp->peer = e;
@@ -4718,8 +4716,6 @@ int ast_add_extension2(struct ast_context *con,
length ++; /* just the '\0' */
/* Be optimistic: Build the extension structure first */
- if (datad == NULL)
- datad = null_datad;
if (!(tmp = ast_calloc(1, length)))
return -1;
diff --git a/pbx/pbx_config.c b/pbx/pbx_config.c
index 6980ca197..25fe7ddce 100644
--- a/pbx/pbx_config.c
+++ b/pbx/pbx_config.c
@@ -2409,7 +2409,7 @@ static void pbx_load_users(void)
}
if (!ast_strlen_zero(iface)) {
/* Add hint */
- ast_add_extension2(con, 0, cat, -1, NULL, NULL, iface, strdup(""), ast_free, registrar);
+ ast_add_extension2(con, 0, cat, -1, NULL, NULL, iface, NULL, NULL, registrar);
/* If voicemail, use "stdexten" else use plain old dial */
if (hasvoicemail) {
snprintf(tmp, sizeof(tmp), "stdexten|%s|${HINT}", cat);
diff --git a/res/res_features.c b/res/res_features.c
index 22c1d66ca..1d8f2be65 100644
--- a/res/res_features.c
+++ b/res/res_features.c
@@ -2277,7 +2277,7 @@ static int load_config(void)
ast_log(LOG_ERROR, "Parking context '%s' does not exist and unable to create\n", parking_con);
return -1;
}
- res = ast_add_extension2(con, 1, ast_parking_ext(), 1, NULL, NULL, parkcall, strdup(""), ast_free, registrar);
+ res = ast_add_extension2(con, 1, ast_parking_ext(), 1, NULL, NULL, parkcall, NULL, NULL, registrar);
if (parkaddhints)
park_add_hints(parking_con, parking_start, parking_stop);
if (!res)