check and warn of return value from fchdir

Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>

diff --git a/src/lxc/conf.c b/src/lxc/conf.c
index e3f1d53c7db38ad7a555177b4682713eb46f5c55..65e19a9534f655b04a8d68c2f11c92cf904f9fda 100644 (file)
--- a/src/lxc/conf.c
+++ b/src/lxc/conf.c
@@ -928,7 +928,9 @@ static void run_makedev(char *devpath)
        }
        if (run_buffer("/sbin/MAKEDEV console"))
                INFO("Error running MAKEDEV console in %s", devpath);
-       fchdir(curd);
+       ret = fchdir(curd);
+       if (ret)
+               INFO("Error returning to original directory: expect breakage");
        close(curd);
 }