This patch fixes the following sparse warning:
drivers/staging/comedi/drivers/ni_mio_common.c:573:26: warning: shift
too big (4294967295) for type int
Signed-off-by: Geliang Tang <geliangt...@163.com>
---
drivers/staging/comedi/drivers/ni_mio_common.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c
b/drivers/staging/comedi/drivers/ni_mio_common.c
index 6cc304a..420f752 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -570,7 +570,7 @@ static inline void ni_set_bitfield(struct comedi_device
*dev, int reg,
static inline unsigned ni_stc_dma_channel_select_bitfield(unsigned channel)
{
if (channel < 4)
- return 1 << channel;
+ return 1 << (channel & 0x03);
if (channel == 4)
return 0x3;
if (channel == 5)
--
1.9.1
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