From: Simon Kelley <simon@thekelleys.org.uk>
Date: Mon, 13 Jul 2015 11:47:52 +0000 (+0100)
Subject: Grow pollfds array exponentially.
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=90c3822bfacab24e3e2a082685dadb7d671f9059;p=people%2Fms%2Fdnsmasq.git

Grow pollfds array exponentially.
---

diff --git a/src/poll.c b/src/poll.c
index 01b3564..d71b1b9 100644
--- a/src/poll.c
+++ b/src/poll.c
@@ -102,8 +102,9 @@ void poll_listen(int fd, short event)
 	 {
 	   /* Array too small, extend. */
 	   struct pollfd *new;
-	   arrsize += 64;
-	   
+
+	   arrsize = (arrsize == 0) ? 64 : arrsize * 2;
+
 	   if (!(new = whine_malloc(arrsize * sizeof(struct pollfd))))
 	     return;