gpu: ion: fix compilation warning

use atomic_read to get the refcount value to avoid compilation warning

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
[jstultz: modified patch to apply to staging directory]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c
index ef8f132..e0eb2de 100644 (file)
--- a/drivers/staging/android/ion/ion.c
+++ b/drivers/staging/android/ion/ion.c
@@ -1233,7 +1233,8 @@ static int ion_debug_heap_show(struct seq_file *s, void *unused)
                total_size += buffer->size;
                if (!buffer->handle_count) {
                        seq_printf(s, "%16.s %16u %16u %d %d\n", buffer->task_comm,
-                                  buffer->pid, buffer->size, buffer->kmap_cnt, buffer->ref);
+                                  buffer->pid, buffer->size, buffer->kmap_cnt,
+                                  atomic_read(&buffer->ref.refcount));
                        total_orphaned_size += buffer->size;
                }
        }