From: Felix Fietkau <nbd@openwrt.org>
Date: Tue, 23 Oct 2012 01:41:45 +0000 (+0200)
Subject: uloop: fix a segfault on deleting the first active timer from within another timer
X-Git-Url: http://git.archive.openwrt.org/?p=project%2Flibubox.git;a=commitdiff_plain;h=6e7e8a1a910ec00511acc7c98653f57613ec5d0b;hp=0e51f714d107584668438742c4fb1c631c629061

uloop: fix a segfault on deleting the first active timer from within another timer
---

diff --git a/uloop.c b/uloop.c
index acf46db..aa09750 100644
--- a/uloop.c
+++ b/uloop.c
@@ -464,9 +464,11 @@ static int uloop_get_next_timeout(struct timeval *tv)
 
 static void uloop_process_timeouts(struct timeval *tv)
 {
-	struct uloop_timeout *t, *tmp;
+	struct uloop_timeout *t;
+
+	while (!list_empty(&timeouts)) {
+		t = list_first_entry(&timeouts, struct uloop_timeout, list);
 
-	list_for_each_entry_safe(t, tmp, &timeouts, list) {
 		if (tv_diff(&t->time, tv) > 0)
 			break;