Fix the following compile warning:
drivers/usb/musb/musb_gadget.c: In function ‘rxstate’:
drivers/usb/musb/musb_gadget.c:714:22: warning: comparison of distinct pointer types lacks a cast [enabled by default]
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
drivers/usb/musb/musb_gadget.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 296698b..1fcd987 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -580,7 +580,7 @@ static void rxstate(struct musb *musb, struct musb_request *req)
struct dma_controller *c;
struct dma_channel *channel;
int use_dma = 0;
- int transfer_size;
+ unsigned int transfer_size;
c = musb->dma_controller;
channel = musb_ep->dma;
@@ -622,7 +622,8 @@ static void rxstate(struct musb *musb, struct musb_request *req)
csr | MUSB_RXCSR_DMAMODE);
musb_writew(epio, MUSB_RXCSR, csr);
- transfer_size = min(request->length - request->actual,
+ transfer_size = min_t(unsigned int,
+ request->length - request->actual,
channel->max_len);
musb_ep->dma->desired_mode = 1;
@@ -652,7 +653,7 @@ static void rxstate(struct musb *musb, struct musb_request *req)
if (request->actual < request->length) {
struct dma_controller *c;
struct dma_channel *channel;
- int transfer_size = 0;
+ unsigned int transfer_size = 0;
c = musb->dma_controller;
channel = musb_ep->dma;
@@ -661,11 +662,13 @@ static void rxstate(struct musb *musb, struct musb_request *req)
if (fifo_count < musb_ep->packet_sz)
transfer_size = fifo_count;
else if (request->short_not_ok)
- transfer_size = min(request->length -
+ transfer_size = min_t(unsigned int,
+ request->length -
request->actual,
channel->max_len);
else
- transfer_size = min(request->length -
+ transfer_size = min_t(unsigned int,
+ request->length -
request->actual,
(unsigned)fifo_count);
--
1.8.1.rc1.5.g7e0651a
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