cgroups: fix argument vetting in cgroup_attach()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/cgroups/cgfsng.c b/src/lxc/cgroups/cgfsng.c
index bdfbeaebc71da45e90a1ef6e2d0cf883ff3e62e1..3db1b60ace3d316af5abb4982c92c010b744e3cf 100644 (file)
--- a/src/lxc/cgroups/cgfsng.c
+++ b/src/lxc/cgroups/cgfsng.c
@@ -3504,7 +3504,7 @@ int cgroup_attach(const struct lxc_conf *conf, const char *name,
        __do_close int unified_fd = -EBADF;
        int ret;
 
-       if (!conf || is_empty_string(name) || !is_empty_string(lxcpath) || pid <= 0)
+       if (!conf || is_empty_string(name) || is_empty_string(lxcpath) || pid <= 0)
                return ret_errno(EINVAL);
 
        unified_fd = lxc_cmd_get_cgroup2_fd(name, lxcpath);