[PATCH] id: fix: check return value of smack_new_label_from_path() < 0

[Jarkko Sakkinen]

Check that smack_new_label_from_path() < 0 and not just non-zero.
There was slight change to libsmack such that positive values are
reserved for returning length of the label.
---
 src/id.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/id.c b/src/id.c
index 937b723..c91dbcd 100644
--- a/src/id.c
+++ b/src/id.c
@@ -210,7 +210,8 @@ main (int argc, char **argv)
       if (selinux_enabled && getcon (&context) && just_context)
         error (EXIT_FAILURE, 0, _("can't get process context"));
 #ifdef HAVE_SMACK
-      else if (smack_enabled && smack_new_label_from_self ((char **) &context))
+      else if (smack_enabled
+               && smack_new_label_from_self ((char **) &context) < 0)
         error (EXIT_FAILURE, 0, _("can't get process context"));
 #endif
     }
-- 
1.8.1.2