lxc-checkpoint should fail if criu gets signal

The ->checkpoint() API call didn't exit correctly if criu was killed by a
signal instead of exiting, so lxc-checkpoint didn't fail correctly as a result.

Signed-off-by: Tycho Andersen <tycho.andersen@canonical.com>
Acked-by: Stéphane Graber <stgraber@ubuntu.com>

diff --git a/src/lxc/lxccontainer.c b/src/lxc/lxccontainer.c
index a737191660dcaaf243dc811cfc4302ebeaebdbe9..94ecc6845fa93b66093f5c959ae8859aec9ee083 100644 (file)
--- a/src/lxc/lxccontainer.c
+++ b/src/lxc/lxccontainer.c
@@ -3929,6 +3929,10 @@ out_unlock:
                                        goto out_fini_handler;
                                }
                        }
+               } else {
+                       ERROR("CRIU was killed with signal %d\n", WTERMSIG(status));
+                       error = true;
+                       goto out_fini_handler;
                }
 
                if (lxc_poll(c->name, handler)) {