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Fix: don't dereference NULL pointers
[lttng-ust.git]
/
liblttng-ust-libc-wrapper
/
lttng-ust-pthread.c
diff --git
a/liblttng-ust-libc-wrapper/lttng-ust-pthread.c
b/liblttng-ust-libc-wrapper/lttng-ust-pthread.c
index 97e3eb88a4ba37328b9fd1c63b25c9cd3f56d28e..fd3af1105a961422e276671a483b18c81a80389a 100644
(file)
--- a/
liblttng-ust-libc-wrapper/lttng-ust-pthread.c
+++ b/
liblttng-ust-libc-wrapper/lttng-ust-pthread.c
@@
-22,6
+22,7
@@
#define TRACEPOINT_DEFINE
#define TRACEPOINT_CREATE_PROBES
#define TRACEPOINT_DEFINE
#define TRACEPOINT_CREATE_PROBES
+#define TP_IP_PARAM ip
#include "ust_pthread.h"
static __thread int thread_in_trace;
#include "ust_pthread.h"
static __thread int thread_in_trace;
@@
-46,9
+47,11
@@
int pthread_mutex_lock(pthread_mutex_t *mutex)
}
thread_in_trace = 1;
}
thread_in_trace = 1;
- tracepoint(lttng_ust_pthread, pthread_mutex_lock_req, mutex);
+ tracepoint(lttng_ust_pthread, pthread_mutex_lock_req, mutex,
+ __builtin_return_address(0));
retval = mutex_lock(mutex);
retval = mutex_lock(mutex);
- tracepoint(lttng_ust_pthread, pthread_mutex_lock_acq, mutex, retval);
+ tracepoint(lttng_ust_pthread, pthread_mutex_lock_acq, mutex,
+ retval, __builtin_return_address(0));
thread_in_trace = 0;
return retval;
}
thread_in_trace = 0;
return retval;
}
@@
-74,7
+77,8
@@
int pthread_mutex_trylock(pthread_mutex_t *mutex)
thread_in_trace = 1;
retval = mutex_trylock(mutex);
thread_in_trace = 1;
retval = mutex_trylock(mutex);
- tracepoint(lttng_ust_pthread, pthread_mutex_trylock, mutex, retval);
+ tracepoint(lttng_ust_pthread, pthread_mutex_trylock, mutex,
+ retval, __builtin_return_address(0));
thread_in_trace = 0;
return retval;
}
thread_in_trace = 0;
return retval;
}
@@
-100,7
+104,8
@@
int pthread_mutex_unlock(pthread_mutex_t *mutex)
thread_in_trace = 1;
retval = mutex_unlock(mutex);
thread_in_trace = 1;
retval = mutex_unlock(mutex);
- tracepoint(lttng_ust_pthread, pthread_mutex_unlock, mutex, retval);
+ tracepoint(lttng_ust_pthread, pthread_mutex_unlock, mutex,
+ retval, __builtin_return_address(0));
thread_in_trace = 0;
return retval;
}
thread_in_trace = 0;
return retval;
}
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