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| author | Richard Braun <rbraun@sceen.net> | 2017-09-01 23:58:41 +0200 |
|---|---|---|
| committer | Richard Braun <rbraun@sceen.net> | 2017-09-02 15:25:37 +0200 |
| commit | d18d0e85596f90e0bd597b33d58209d0b3973c95 (patch) | |
| tree | 6c3472f59cf64244ab86d2fc13b220b1c8f61165 /kern/mutex/mutex_plain.c | |
| parent | 897ad6a062ea2a32a2759613608faf3271211832 (diff) | |
Make assert have no side effects
This makes sure symbols referenced by assert uses may not be generated
if unused. The recently introduced __unused macro is used to suppress
compiler warnings resulting from this change.
Diffstat (limited to 'kern/mutex/mutex_plain.c')
| -rw-r--r-- | kern/mutex/mutex_plain.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kern/mutex/mutex_plain.c b/kern/mutex/mutex_plain.c index 2c655940..abfa3396 100644 --- a/kern/mutex/mutex_plain.c +++ b/kern/mutex/mutex_plain.c @@ -22,6 +22,7 @@ #include <kern/atomic.h> #include <kern/init.h> +#include <kern/macros.h> #include <kern/mutex.h> #include <kern/mutex_types.h> #include <kern/sleepq.h> @@ -133,7 +134,7 @@ out: void mutex_plain_lock_slow(struct mutex *mutex) { - int error; + __unused int error; error = mutex_plain_lock_slow_common(mutex, false, 0); assert(!error); |