net: sh_eth: Return directly from sh_eth_recv_start

[u-boot] / include / linux / bug.h

diff --git a/include/linux/bug.h b/include/linux/bug.h
index 133544ca46f01d30d26e3afee573effc14755a50..f07bb716fc044bf7b68700b2fc1f481f25efe5d3 100644 (file)
--- a/include/linux/bug.h
+++ b/include/linux/bug.h
@@ -1,6 +1,34 @@
 #ifndef _LINUX_BUG_H
 #define _LINUX_BUG_H
 
+#include <vsprintf.h> /* for panic() */
 #include <linux/build_bug.h>
+#include <linux/compiler.h>
+#include <linux/printk.h>
+
+#define BUG() do { \
+       printk("BUG at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); \
+       panic("BUG!"); \
+} while (0)
+
+#define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
+
+#define WARN_ON(condition) ({                                          \
+       int __ret_warn_on = !!(condition);                              \
+       if (unlikely(__ret_warn_on))                                    \
+               printk("WARNING at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); \
+       unlikely(__ret_warn_on);                                        \
+})
+
+#define WARN_ON_ONCE(condition)        ({                              \
+       static bool __warned;                                   \
+       int __ret_warn_once = !!(condition);                    \
+                                                               \
+       if (unlikely(__ret_warn_once && !__warned)) {           \
+               __warned = true;                                \
+               WARN_ON(1);                                     \
+       }                                                       \
+       unlikely(__ret_warn_once);                              \
+})
 
 #endif /* _LINUX_BUG_H */