[PATCH] drivers/xen/xenbus: Replace deprecated strcpy in xenbus_transaction_end

[Thorsten Blum <thorsten.blum@xxxxxxxxx>]

strcpy() is deprecated; use strscpy() instead. Fix the function comment
and use bool instead of int while we're at it.

Link: https://github.com/KSPP/linux/issues/88
Signed-off-by: Thorsten Blum <thorsten.blum@xxxxxxxxx>
---
 drivers/xen/xenbus/xenbus_xs.c | 9 +++------
 include/xen/xenbus.h           | 2 +-
 2 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/xen/xenbus/xenbus_xs.c b/drivers/xen/xenbus/xenbus_xs.c
index 528682bf0c7f..970302b3dcc6 100644
--- a/drivers/xen/xenbus/xenbus_xs.c
+++ b/drivers/xen/xenbus/xenbus_xs.c
@@ -546,16 +546,13 @@ int xenbus_transaction_start(struct xenbus_transaction *t)
 EXPORT_SYMBOL_GPL(xenbus_transaction_start);
 
 /* End a transaction.
- * If abandon is true, transaction is discarded instead of committed.
+ * If abort is true, transaction is discarded instead of committed.
  */
-int xenbus_transaction_end(struct xenbus_transaction t, int abort)
+int xenbus_transaction_end(struct xenbus_transaction t, bool abort)
 {
        char abortstr[2];
 
-       if (abort)
-               strcpy(abortstr, "F");
-       else
-               strcpy(abortstr, "T");
+       strscpy(abortstr, abort ? "F" : "T");
 
        return xs_error(xs_single(t, XS_TRANSACTION_END, abortstr, NULL));
 }
diff --git a/include/xen/xenbus.h b/include/xen/xenbus.h
index 7dab04cf4a36..c94caf852aea 100644
--- a/include/xen/xenbus.h
+++ b/include/xen/xenbus.h
@@ -158,7 +158,7 @@ int xenbus_exists(struct xenbus_transaction t,
                  const char *dir, const char *node);
 int xenbus_rm(struct xenbus_transaction t, const char *dir, const char *node);
 int xenbus_transaction_start(struct xenbus_transaction *t);
-int xenbus_transaction_end(struct xenbus_transaction t, int abort);
+int xenbus_transaction_end(struct xenbus_transaction t, bool abort);
 
 /* Single read and scanf: returns -errno or num scanned if > 0. */
 __scanf(4, 5)
-- 
2.51.0