This code works fine but static checkers complain. The test_bit()
function takes the bit number and not a mask. Then the other issue is
that we were using USB_STATE_URB_BUF which is BIT(0) instead of URB_BUF.
Also we were open coding that instead of using the test/clear/set_bit()
functions.
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
diff --git a/drivers/media/dvb-frontends/rtl2832_sdr.c
b/drivers/media/dvb-frontends/rtl2832_sdr.c
index 3ff8806..6362c6c 100644
--- a/drivers/media/dvb-frontends/rtl2832_sdr.c
+++ b/drivers/media/dvb-frontends/rtl2832_sdr.c
@@ -108,8 +108,8 @@ struct rtl2832_sdr_frame_buf {
};
struct rtl2832_sdr_dev {
-#define POWER_ON (1 << 1)
-#define URB_BUF (1 << 2)
+#define POWER_ON 0 /* BIT(0) */
+#define URB_BUF 1 /* BIT(1) */
unsigned long flags;
struct platform_device *pdev;
@@ -351,7 +351,7 @@ static int rtl2832_sdr_free_stream_bufs(struct
rtl2832_sdr_dev *dev)
{
struct platform_device *pdev = dev->pdev;
- if (dev->flags & USB_STATE_URB_BUF) {
+ if (test_bit(URB_BUF, &dev->flags)) {
while (dev->buf_num) {
dev->buf_num--;
dev_dbg(&pdev->dev, "free buf=%d\n", dev->buf_num);
@@ -360,7 +360,7 @@ static int rtl2832_sdr_free_stream_bufs(struct
rtl2832_sdr_dev *dev)
dev->dma_addr[dev->buf_num]);
}
}
- dev->flags &= ~USB_STATE_URB_BUF;
+ clear_bit(URB_BUF, &dev->flags);
return 0;
}
@@ -389,7 +389,7 @@ static int rtl2832_sdr_alloc_stream_bufs(struct
rtl2832_sdr_dev *dev)
dev_dbg(&pdev->dev, "alloc buf=%d %p (dma %llu)\n",
dev->buf_num, dev->buf_list[dev->buf_num],
(long long)dev->dma_addr[dev->buf_num]);
- dev->flags |= USB_STATE_URB_BUF;
+ set_bit(URB_BUF, &dev->flags);
}
return 0;
--
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