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Missed a common case for needing to extend the buffer. 

(closes issue #14716)
 Reported by: sum
 Patches: 
       20090402__bug14716.diff.txt uploaded by tilghman (license 14)
 Tested by: sum


git-svn-id: http://svn.digium.com/svn/asterisk/trunk@186021 f38db490-d61c-443f-a65b-d21fe96a405b
This commit is contained in:
tilghman 2009-04-02 15:14:22 +00:00
parent 3ee05f6e3f
commit 6cfe6e2588
1 changed files with 2 additions and 1 deletions
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3
main/strings.c
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@ -143,7 +143,8 @@ char *__ast_str_helper2(struct ast_str **buf, size_t maxlen, const char *src, si
maxlen--;
(*buf)->__AST_STR_USED++;
if (dynamic && (!maxlen || (escapecommas && !(maxlen - 1)))) {
if ((ptr >= (*buf)->__AST_STR_STR + (*buf)->__AST_STR_LEN - 3) ||
(dynamic && (!maxlen || (escapecommas && !(maxlen - 1))))) {
char *oldbase = (*buf)->__AST_STR_STR;
size_t old = (*buf)->__AST_STR_LEN;
if (ast_str_make_space(buf, (*buf)->__AST_STR_LEN * 2)) {