From adfc17bf09ba67cff11472ffa58fc0208defa29c Mon Sep 17 00:00:00 2001
From: Przemyslaw Marczak
Date: Fri, 18 Apr 2014 09:48:24 +0200
Subject: [PATCH] usb:gadget:f_thor: code cleanup in function download_tail()
In thor's download_tail() function, dfu_get_entity() is called
before each dfu_write() call and the returned entity pointers
are the same. So dfu_get_entity() can be called just once and
this patch changes this.
Signed-off-by: Przemyslaw Marczak
Cc: Lukasz Majewski
Cc: Marek Vasut
Cc: Heiko Schocher
Cc: Tom Rini
---
drivers/usb/gadget/f_thor.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/usb/gadget/f_thor.c b/drivers/usb/gadget/f_thor.c
index f5c0224f21..231f9c0ac7 100644
--- a/drivers/usb/gadget/f_thor.c
+++ b/drivers/usb/gadget/f_thor.c
@@ -204,14 +204,14 @@ static long long int download_head(unsigned long long total,
static int download_tail(long long int left, int cnt)
{
+ struct dfu_entity *dfu_entity = dfu_get_entity(alt_setting_num);
void *transfer_buffer = dfu_get_buf();
int ret;
debug("%s: left: %llu cnt: %d\n", __func__, left, cnt);
if (left) {
- ret = dfu_write(dfu_get_entity(alt_setting_num),
- transfer_buffer, left, cnt++);
+ ret = dfu_write(dfu_entity, transfer_buffer, left, cnt++);
if (ret) {
error("DFU write failed [%d]: left: %llu", ret, left);
return ret;
@@ -225,8 +225,7 @@ static int download_tail(long long int left, int cnt)
* This also frees memory malloc'ed by dfu_get_buf(), so no explicit
* need fo call dfu_free_buf() is needed.
*/
- ret = dfu_write(dfu_get_entity(alt_setting_num),
- transfer_buffer, 0, cnt);
+ ret = dfu_write(dfu_entity, transfer_buffer, 0, cnt);
if (ret)
error("DFU write failed [%d] cnt: %d", ret, cnt);
--
2.25.1