memory_utils: add close_move_fd()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/memory_utils.h b/src/lxc/memory_utils.h
index bcf3b67ae3252872288f522052fa5ddfa19cd5b5..bb7963c5fddbcabb961c16db3eb083d22259d761 100644 (file)
--- a/src/lxc/memory_utils.h
+++ b/src/lxc/memory_utils.h
@@ -89,4 +89,10 @@ static inline void *memdup(const void *data, size_t len)
                (a) = move_ptr((b)); \
        })
 
+#define close_move_fd(a, b)         \
+       ({                          \
+               close(a);           \
+               (a) = move_fd((b)); \
+       })
+
 #endif /* __LXC_MEMORY_UTILS_H */