[PATCH v2 3/8] drivers/usb/host: refactor min/max with min_t/max_t

[Sabyrzhan Tasbolatov <snovitoll@gmail.com>]

Ensure type safety by using min_t/max_t instead of casted min/max.

Signed-off-by: Sabyrzhan Tasbolatov <snovitoll@gmail.com>
---
 drivers/usb/host/ehci-hcd.c     | 2 +-
 drivers/usb/host/oxu210hp-hcd.c | 4 ++--
 drivers/usb/host/r8a66597-hcd.c | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index cbc0b86fcc36..6de79ac5e6a4 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -547,7 +547,7 @@ static int ehci_init(struct usb_hcd *hcd)
 		 * make problems:  throughput reduction (!), data errors...
 		 */
 		if (park) {
-			park = min(park, (unsigned) 3);
+			park = min_t(unsigned int, park, 3);
 			temp |= CMD_PARK;
 			temp |= park << 8;
 		}
diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c
index ca3859463ba1..eaa34ee0a535 100644
--- a/drivers/usb/host/oxu210hp-hcd.c
+++ b/drivers/usb/host/oxu210hp-hcd.c
@@ -902,7 +902,7 @@ static int oxu_buf_alloc(struct oxu_hcd *oxu, struct ehci_qtd *qtd, int len)
 
 	/* Find a suitable available data buffer */
 	for (i = 0; i < BUFFER_NUM;
-			i += max(a_blocks, (int)oxu->db_used[i])) {
+			i += max_t(int, a_blocks, oxu->db_used[i])) {
 
 		/* Check all the required blocks are available */
 		for (j = 0; j < a_blocks; j++)
@@ -3040,7 +3040,7 @@ static int oxu_hcd_init(struct usb_hcd *hcd)
 		 * make problems:  throughput reduction (!), data errors...
 		 */
 		if (park) {
-			park = min(park, (unsigned) 3);
+			park = min_t(unsigned int, park, 3);
 			temp |= CMD_PARK;
 			temp |= park << 8;
 		}
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index 6576515a29cd..d693fdfaa542 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -1336,7 +1336,7 @@ static void packet_read(struct r8a66597 *r8a66597, u16 pipenum)
 		buf = (void *)urb->transfer_buffer + urb->actual_length;
 		urb_len = urb->transfer_buffer_length - urb->actual_length;
 	}
-	bufsize = min(urb_len, (int) td->maxpacket);
+	bufsize = min_t(int, urb_len, td->maxpacket);
 	if (rcv_len <= bufsize) {
 		size = rcv_len;
 	} else {
-- 
2.34.1