[CRIU] [crtools-bot] namespaces: Eliminate uninitialized 'ret' usage

[Cyrill Gorcunov]

The commit is pushed to "master" and will appear on git://github.com/cyrillos/crtools.git
------>
commit 7197b9467dc740d35ace3290d91c7aed69a28b26
Author: Cyrill Gorcunov <gorcunov at openvz.org>
Date:   Wed Feb 1 15:58:30 2012 +0400

    namespaces: Eliminate uninitialized 'ret' usage
    
    Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>
    Acked-by: Pavel Emelyanov <xemul at parallels.com>
---
 namespaces.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/namespaces.c b/namespaces.c
index 67051b1..d1823ea 100644
--- a/namespaces.c
+++ b/namespaces.c
@@ -9,7 +9,8 @@
 int switch_ns(int pid, int type, char *ns)
 {
 	char buf[32];
-	int nsfd, ret;
+	int nsfd;
+	int ret = -1;
 
 	snprintf(buf, sizeof(buf), "/proc/%d/ns/%s", pid, ns);
 	nsfd = open(buf, O_RDONLY);
@@ -30,7 +31,7 @@ out:
 static int do_dump_namespaces(int ns_pid, unsigned int ns_flags)
 {
 	struct cr_fdset *fdset;
-	int ret;
+	int ret = 0;
 
 	fdset = cr_fdset_open(ns_pid, CR_FD_DESC_NS, NULL);
 	if (fdset == NULL)
@@ -54,7 +55,8 @@ err:
 
 int dump_namespaces(int ns_pid, unsigned int ns_flags)
 {
-	int pid, ret, status;
+	int pid, status;
+	int ret = 0;
 
 	/*
 	 * The setns syscall is cool, we can switch to the other