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remove useless variables, and argument checks for functions

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that can safely handle a NULL argument.



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@24464 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Luigi Rizzo
2006-05-03 17:44:30 +00:00
parent d7a2c4547b
commit 5522238a7e
1 changed files with 6 additions and 11 deletions
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17
channel.c
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@@ -1008,9 +1008,7 @@ struct ast_datastore *ast_channel_datastore_alloc(const struct ast_datastore_inf
datastore->info = info;
if (uid != NULL) {
datastore->uid = ast_strdup(uid);
}
datastore->uid = ast_strdup(uid);
return datastore;
}
@@ -1483,12 +1481,10 @@ int ast_answer(struct ast_channel *chan)
if (chan->tech->answer)
res = chan->tech->answer(chan);
ast_setstate(chan, AST_STATE_UP);
if (chan->cdr)
ast_cdr_answer(chan->cdr);
ast_cdr_answer(chan->cdr);
break;
case AST_STATE_UP:
if (chan->cdr)
ast_cdr_answer(chan->cdr);
ast_cdr_answer(chan->cdr);
break;
}
ast_channel_unlock(chan);
@@ -3736,14 +3732,13 @@ int ast_tonepair(struct ast_channel *chan, int freq1, int freq2, int duration, i
ast_group_t ast_get_group(char *s)
{
char *copy;
char *piece;
char *c=NULL;
char *c;
int start=0, finish=0, x;
ast_group_t group = 0;
c = copy = ast_strdupa(s);
if (!copy)
c = ast_strdupa(s);
if (!c)
return 0;
while ((piece = strsep(&c, ","))) {