From: Sami Kerola <kerolasa@iki.fi>
Date: Sat, 6 Jun 2015 21:41:51 +0000 (+0100)
Subject: rtcwake: fix valgrind warning
X-Git-Tag: v2.27-rc1~104
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=76037ac7d86964c8b554f7eb59ca8a95c41e0f3b;p=thirdparty%2Futil-linux.git

rtcwake: fix valgrind warning

==3445== Syscall param ioctl(generic) points to uninitialised byte(s)
==3445==    at 0x4F16477: ioctl (in /usr/lib/libc-2.21.so)
==3445==    by 0x402785: setup_alarm (rtcwake.c:231)
==3445==    by 0x403302: main (rtcwake.c:520)

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
---

diff --git a/sys-utils/rtcwake.c b/sys-utils/rtcwake.c
index ebfd420e2e..a53ed48f9e 100644
--- a/sys-utils/rtcwake.c
+++ b/sys-utils/rtcwake.c
@@ -207,7 +207,7 @@ static int get_basetimes(struct rtcwake_control *ctl, int fd)
 static int setup_alarm(struct rtcwake_control *ctl, int fd, time_t *wakeup)
 {
 	struct tm		*tm;
-	struct rtc_wkalrm	wake;
+	struct rtc_wkalrm	wake = { 0 };
 
 	/* The wakeup time is in POSIX time (more or less UTC).  Ideally
 	 * RTCs use that same time; but PCs can't do that if they need to