V4L/DVB (11674): ivtv: fix incorrect bit tests

Found the coccinelle tool.

Thanks-to: Julia Lawall <julia@diku.dk>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c
index 4a2d464..c342a9f 100644
--- a/drivers/media/video/ivtv/ivtv-ioctl.c
+++ b/drivers/media/video/ivtv/ivtv-ioctl.c
@@ -180,7 +180,7 @@
 
 		/* Wait for any DMA to finish */
 		prepare_to_wait(&itv->dma_waitq, &wait, TASK_INTERRUPTIBLE);
-		while (itv->i_flags & IVTV_F_I_DMA) {
+		while (test_bit(IVTV_F_I_DMA, &itv->i_flags)) {
 			got_sig = signal_pending(current);
 			if (got_sig)
 				break;
@@ -1710,7 +1710,8 @@
 			   we are waiting unlock first and later lock again. */
 			mutex_unlock(&itv->serialize_lock);
 			prepare_to_wait(&itv->event_waitq, &wait, TASK_INTERRUPTIBLE);
-			if ((itv->i_flags & (IVTV_F_I_EV_DEC_STOPPED|IVTV_F_I_EV_VSYNC)) == 0)
+			if (!test_bit(IVTV_F_I_EV_DEC_STOPPED, &itv->i_flags) &&
+			    !test_bit(IVTV_F_I_EV_VSYNC, &itv->i_flags))
 				schedule();
 			finish_wait(&itv->event_waitq, &wait);
 			mutex_lock(&itv->serialize_lock);