[ALSA] Remove snd_runtime_check() macro

Remove snd_runtime_check() macro.
This macro worsens the readability of codes.  They should be either
normal if() or removable asserts.

Also, the assert displays stack-dump, instead of only the last caller
pointer.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 11 insertions, 23 deletions

diff --git a/include/sound/core.h b/include/sound/core.h
index 6d971a4c4ca0..f0f54407fe5c 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -429,34 +429,24 @@ void snd_verbose_printd(const char *file, int line, const char *format, ...)
  * When CONFIG_SND_DEBUG is not set, the expression is executed but
  * not checked.
  */
-#define snd_assert(expr, args...) do {\
-        if (unlikely(!(expr))) {                                \
-                snd_printk(KERN_ERR "BUG? (%s) (called from %p)\n", __ASTRING__(expr), __builtin_return_address(0));\
-                args;\
-        }\
+#define snd_assert(expr, args...) do {                                  \
+        if (unlikely(!(expr))) {                                        \
+                snd_printk(KERN_ERR "BUG? (%s)\n", __ASTRING__(expr));  \
+                dump_stack();                                           \
+                args;                                                   \
+        }                                                               \
 } while (0)
-/**
- * snd_runtime_check - run-time assertion macro
- * @expr: expression
- * @args...: the action
- *
- * This macro checks the expression in run-time and invokes the commands
- * given in the rest arguments if the assertion is failed.
- * Unlike snd_assert(), the action commands are executed even if
- * CONFIG_SND_DEBUG is not set but without any error messages.
- */
-#define snd_runtime_check(expr, args...) do {\
-        if (unlikely(!(expr))) {                                \
-                snd_printk(KERN_ERR "ERROR (%s) (called from %p)\n", __ASTRING__(expr), __builtin_return_address(0));\
-                args;\
-        }\
+
+#define snd_BUG() do {                          \
+        snd_printk(KERN_ERR "BUG?\n");          \
+        dump_stack();                           \
 } while (0)
 
 #else /* !CONFIG_SND_DEBUG */
 
 #define snd_printd(fmt, args...)        /* nothing */
 #define snd_assert(expr, args...)       (void)(expr)
-#define snd_runtime_check(expr, args...) do { if (!(expr)) { args; } } while (0)
+#define snd_BUG()                       /* nothing */
 
 #endif /* CONFIG_SND_DEBUG */
 
@@ -473,8 +463,6 @@ void snd_verbose_printd(const char *file, int line, const char *format, ...)
 #define snd_printdd(format, args...) /* nothing */
 #endif
 
-#define snd_BUG() snd_assert(0, )
-
 
 static inline void snd_timestamp_now(struct timespec *tstamp, int timespec)
 {