Remove unused variable from sem_post.c.

diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 745accd..7c8736c 100644 (file)
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,5 +1,9 @@
 2012-11-21  Joseph Myers  <joseph@codesourcery.com>
 
+       * sysdeps/unix/sysv/linux/sem_post.c (__old_sem_post): Cast result
+       of atomic_increment_val to (void) instead of storing in
+       otherwise-unused variable.
+
        * pthread_cond_timedwait.c (__pthread_cond_timedwait)
        [__NR_clock_gettime]: Cast result of INTERNAL_VSYSCALL to void
        instead of storing in otherwise-unused variable.

diff --git a/nptl/sysdeps/unix/sysv/linux/sem_post.c b/nptl/sysdeps/unix/sysv/linux/sem_post.c
index 67e8cc5..429d193 100644 (file)
--- a/nptl/sysdeps/unix/sysv/linux/sem_post.c
+++ b/nptl/sysdeps/unix/sysv/linux/sem_post.c
@@ -65,7 +65,7 @@ __old_sem_post (sem_t *sem)
 {
   int *futex = (int *) sem;
 
-  int nr = atomic_increment_val (futex);
+  (void) atomic_increment_val (futex);
   /* We always have to assume it is a shared semaphore.  */
   int err = lll_futex_wake (futex, 1, LLL_SHARED);
   if (__builtin_expect (err, 0) < 0)