From: Leo Zhang <nguzcf@gmail.com>
Date: Wed, 21 Sep 2016 16:25:23 +0000 (+0800)
Subject: ceph_fuse: use sizeof get the buf length
X-Git-Tag: v11.0.1~139^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F11176%2Fhead;p=ceph.git

ceph_fuse: use sizeof get the buf length

Signed-off-by: LeoZhang <nguzcf@gmail.com>
---

diff --git a/src/ceph_fuse.cc b/src/ceph_fuse.cc
index eeb0c29f2086..f0ff9a6f7e6c 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) {