Fix poll error condition causing memory corruption (bug #4915)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6303 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/manager.c b/manager.c
index d0c3eef..f868b95 100755 (executable)
--- a/manager.c
+++ b/manager.c
@@ -1301,6 +1301,7 @@ static int get_input(struct mansession *s, char *output)
        res = poll(fds, 1, -1);
        if (res < 0) {
                ast_log(LOG_WARNING, "Select returned error: %s\n", strerror(errno));
+               return -1;
        } else if (res > 0) {
                ast_mutex_lock(&s->lock);
                res = read(s->fd, s->inbuf + s->inlen, sizeof(s->inbuf) - 1 - s->inlen);