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Code Issues Releases Activity

avutil/opencl: Fix volatile pointer

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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>
This commit is contained in:
Timo Rothenpieler
2015-09-24 16:58:30 +02:00
parent db9de9b954
commit 31ee86cd98
1 changed files with 2 additions and 2 deletions
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4
libavutil/opencl.c
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@@ -37,7 +37,7 @@
#endif #endif
#include "atomic.h" #include "atomic.h"
static volatile pthread_mutex_t *atomic_opencl_lock = NULL; static pthread_mutex_t * volatile atomic_opencl_lock = NULL;
#define LOCK_OPENCL pthread_mutex_lock(atomic_opencl_lock) #define LOCK_OPENCL pthread_mutex_lock(atomic_opencl_lock)
#define UNLOCK_OPENCL pthread_mutex_unlock(atomic_opencl_lock) #define UNLOCK_OPENCL pthread_mutex_unlock(atomic_opencl_lock)
#else #else
@@ -363,7 +363,7 @@ static inline int init_opencl_mtx(void)
av_free(tmp); av_free(tmp);
return AVERROR(err); return AVERROR(err);
} }
if (avpriv_atomic_ptr_cas(&atomic_opencl_lock, NULL, tmp)) { if (avpriv_atomic_ptr_cas((void * volatile *)&atomic_opencl_lock, NULL, tmp)) {
pthread_mutex_destroy(tmp); pthread_mutex_destroy(tmp);
av_free(tmp); av_free(tmp);
} }