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fix for bug #8083 crash caused by double free on m->msg

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git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@46838 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Matt O'Gorman
2006-11-01 21:20:35 +00:00
parent d4b36ffde5
commit 3ac718e5f4
1 changed files with 6 additions and 2 deletions
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6
logger.c
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@@ -875,15 +875,19 @@ void ast_verbose(const char *fmt, ...)
if (complete) { if (complete) {
if (msgcnt < MAX_MSG_QUEUE) { if (msgcnt < MAX_MSG_QUEUE) {
/* Allocate new structure */ /* Allocate new structure */
if ((m = malloc(sizeof(*m)))) if ((m = malloc(sizeof(*m)))) {
m->msg = NULL;
msgcnt++; msgcnt++;
}
} else { } else {
/* Recycle the oldest entry */ /* Recycle the oldest entry */
m = list; m = list;
list = list->next; list = list->next;
if (m->msg)
free(m->msg); free(m->msg);
} }
if (m) { if (m) {
m->msg = NULL;
m->msg = strdup(stuff); m->msg = strdup(stuff);
if (m->msg) { if (m->msg) {
if (last) if (last)