lguest: Reboot support

Reboot Implemented

(Prevent fd leak, fix style and fix documentation --RR)

Signed-off-by: Balaji Rao <balajirrao@gmail.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/lguest/core.c b/drivers/lguest/core.c
index f10abc8d7635..c1069bceba11 100644
--- a/drivers/lguest/core.c
+++ b/drivers/lguest/core.c
@@ -235,6 +235,8 @@ int run_guest(struct lguest *lg, unsigned long __user *user)
                 lguest_arch_handle_trap(lg);
         }
 
+        if (lg->dead == ERR_PTR(-ERESTART))
+                return -ERESTART;
         /* The Guest is dead => "No such file or directory" */
         return -ENOENT;
 }