Merge branch 'topic/asoc' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 into for-2.6.38

1 files changed, 3 insertions, 1 deletions

diff --git a/kernel/irq_work.c b/kernel/irq_work.c
index f16763ff8481..90f881904bb1 100644
--- a/kernel/irq_work.c
+++ b/kernel/irq_work.c
@@ -145,7 +145,9 @@ void irq_work_run(void)
                  * Clear the BUSY bit and return to the free state if
                  * no-one else claimed it meanwhile.
                  */
-                cmpxchg(&entry->next, next_flags(NULL, IRQ_WORK_BUSY), NULL);
+                (void)cmpxchg(&entry->next,
+                              next_flags(NULL, IRQ_WORK_BUSY),
+                              NULL);
         }
 }
 EXPORT_SYMBOL_GPL(irq_work_run);