From: Geoff Levand <geoff@infradead.org>
Date: Fri, 4 Nov 2011 03:31:50 +0000 (-0700)
Subject: Fix waiter_register return value
X-Git-Tag: v1.0.0~819
X-Git-Url: https://git.ozlabs.org/?p=petitboot;a=commitdiff_plain;h=2a62469043ec4570cff037227597902e943db02c

Fix waiter_register return value
---

diff --git a/lib/waiter/waiter.c b/lib/waiter/waiter.c
index 68f483a..0bb213c 100644
--- a/lib/waiter/waiter.c
+++ b/lib/waiter/waiter.c
@@ -25,6 +25,10 @@ struct waiter *waiter_register(int fd, int events,
 	n_waiters++;
 
 	waiters = talloc_realloc(NULL, waiters, struct waiter, n_waiters);
+	
+	if(!waiters)
+		return NULL;
+	
 	waiter = &waiters[n_waiters - 1];
 
 	waiter->fd = fd;
@@ -32,7 +36,7 @@ struct waiter *waiter_register(int fd, int events,
 	waiter->callback = callback;
 	waiter->arg = arg;
 
-	return 0;
+	return waiter;
 }
 
 void waiter_remove(struct waiter *waiter)