diff --git a/linuxthreads/condvar.c b/linuxthreads/condvar.c
index 1d6e930b35..6b4a12b0e4 100644
--- a/linuxthreads/condvar.c
+++ b/linuxthreads/condvar.c
@@ -143,6 +143,10 @@ pthread_cond_timedwait_relative_old(pthread_cond_t *cond,
   sigjmp_buf jmpbuf;
   pthread_extricate_if extr;
 
+  /* Check whether the mutex is locked and owned by this thread.  */
+  if (mutex->__m_owner != self)
+    return EINVAL;
+
   /* Set up extrication interface */
   extr.pu_object = cond;
   extr.pu_extricate_func = cond_extricate_func;
@@ -270,6 +274,10 @@ pthread_cond_timedwait_relative_new(pthread_cond_t *cond,
   sigjmp_buf jmpbuf;
   pthread_extricate_if extr;
 
+  /* Check whether the mutex is locked and owned by this thread.  */
+  if (mutex->__m_owner != self)
+    return EINVAL;
+
   /* Set up extrication interface */
   extr.pu_object = cond;
   extr.pu_extricate_func = cond_extricate_func;
@@ -381,10 +389,6 @@ pthread_cond_timedwait_relative_new(pthread_cond_t *cond,
 int pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
                            const struct timespec * abstime)
 {
-  /* Check whether the mutex is locked and owned by this thread.  */
-  if (mutex->__m_owner != self)
-    return EINVAL;
-
   /* Indirect call through pointer! */
   return pthread_cond_tw_rel(cond, mutex, abstime);
 }