From: Keir Fraser <keir.fraser@citrix.com>
Date: Wed, 18 Mar 2009 17:25:54 +0000 (+0000)
Subject: libxc: Use write_exact() in lock_suspend_event().
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~13992^2~38
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=ef940f08d56cd413fda6918eda5c600a7ade0132;p=xen.git

libxc: Use write_exact() in lock_suspend_event().
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
---

diff --git a/tools/libxc/xc_domain_save.c b/tools/libxc/xc_domain_save.c
index d830dfce1f..980c481de4 100644
--- a/tools/libxc/xc_domain_save.c
+++ b/tools/libxc/xc_domain_save.c
@@ -747,7 +747,7 @@ static xen_pfn_t *map_and_save_p2m_table(int xc_handle,
 #define SUSPEND_LOCK_FILE "/var/lib/xen/suspend_evtchn_lock.d"
 static int lock_suspend_event(void)
 {
-    int fd;
+    int fd, rc;
     mode_t mask;
     char buf[128];
 
@@ -761,10 +761,10 @@ static int lock_suspend_event(void)
     umask(mask);
     snprintf(buf, sizeof(buf), "%10ld", (long)getpid());
 
-    write(fd, buf, strlen(buf));
+    rc = write_exact(fd, buf, strlen(buf));
     close(fd);
 
-    return 0;
+    return rc;
 }
 
 static int unlock_suspend_event(void)