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usb:gadget:f_thor: code cleanup in function download_tail()

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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 <p.marczak@samsung.com>
Cc: Lukasz Majewski <l.majewski@samsung.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Heiko Schocher <hs@denx.de>
Cc: Tom Rini <trini@ti.com>
This commit is contained in:
Przemyslaw Marczak 2014-04-18 09:48:24 +02:00 committed by Marek Vasut
parent 08a98b89df
commit adfc17bf09
1 changed files with 3 additions and 4 deletions
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7
drivers/usb/gadget/f_thor.c
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@ -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);