From 92f590351383cba1cf245701d51714283c265643 Mon Sep 17 00:00:00 2001
From: Leo Zhang <nguzcf@gmail.com>
Date: Thu, 22 Sep 2016 00:25:23 +0800
Subject: [PATCH] ceph_fuse: use sizeof get the buf length

Signed-off-by: LeoZhang <nguzcf@gmail.com>
---
 src/ceph_fuse.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ceph_fuse.cc b/src/ceph_fuse.cc
index eeb0c29f208..f0ff9a6f7e6 100644
--- a/src/ceph_fuse.cc
+++ b/src/ceph_fuse.cc
@@ -161,7 +161,7 @@ int main(int argc, const char **argv, const char *envp[]) {
 
 	  char buf[5050];
 	  string mountpoint = cfuse->get_mount_point();
-	  snprintf(buf, 5049, "fusermount -u -z %s", mountpoint.c_str());
+	  snprintf(buf, sizeof(buf), "fusermount -u -z %s", mountpoint.c_str());
 	  int umount_r = system(buf);
 	  if (umount_r) {
 	    if (umount_r != -1) {