This should result in fewer branch instructions and a small performance
gain.

Signed-off-by: Elliott Mitchell <ehem+xen@m5p.com>
---
 tools/libs/light/libxl_internal.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/libs/light/libxl_internal.c b/tools/libs/light/libxl_internal.c
index 32b8788b59..b4b2eb4deb 100644
--- a/tools/libs/light/libxl_internal.c
+++ b/tools/libs/light/libxl_internal.c
@@ -346,8 +346,8 @@ _hidden int libxl__compare_macs(const libxl_mac *a, const libxl_mac *b)
 
 _hidden int libxl__mac_is_default(const libxl_mac *mac)
 {
-    return (!(*mac)[0] && !(*mac)[1] && !(*mac)[2] &&
-            !(*mac)[3] && !(*mac)[4] && !(*mac)[5]);
+    return !((*mac)[0] | (*mac)[1] | (*mac)[2] |
+             (*mac)[3] | (*mac)[4] | (*mac)[5]);
 }
 
 _hidden int libxl__init_recursive_mutex(libxl_ctx *ctx, pthread_mutex_t *lock)
-- 


-- 
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