libsystemd-network: check that errno==0 is not passed to log functions

2021-04-14 23:32:10 +02:00
parent a0c2541b6b
commit 00dd6d7770
9 changed files with 47 additions and 16 deletions
@@ -28,6 +28,13 @@
                -ERRNO_VALUE(_e);                                       \
        })

+#define log_interface_prefix_full_errno(prefix, ifname_expr, error, fmt, ...) \
+        ({                                                              \
+                int _error = (error);                                   \
+                ASSERT_NON_ZERO(_error);                                \
+                log_interface_prefix_full_errno_zerook(prefix, ifname_expr, _error, fmt, ##__VA_ARGS__); \
+        })
+
 /*
 * The following macros append INTERFACE= to the message.
 * The macros require a struct named 'Link' which contains 'char *ifname':