flash/nor/stm32: Eliminate working area leak

On a specific early-return path, an allocated working area was not
freed. Free it.

Change-Id: I7c8fe51ff475f191624086996be1c77251780b77
Signed-off-by: Christopher Head <chead@zaber.com>
Reviewed-on: http://openocd.zylin.com/4520
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
This commit is contained in:
Christopher Head 2018-05-14 13:06:39 -07:00 committed by Tomas Vanek
parent 47d0930410
commit f9d7554ee4
4 changed files with 12 additions and 4 deletions

View File

@ -585,8 +585,10 @@ static int stm32x_write_block(struct flash_bank *bank, const uint8_t *buffer,
retval = target_write_buffer(target, write_algorithm->address,
sizeof(stm32x_flash_write_code), stm32x_flash_write_code);
if (retval != ERROR_OK)
if (retval != ERROR_OK) {
target_free_working_area(target, write_algorithm);
return retval;
}
/* memory buffer */
while (target_alloc_working_area_try(target, buffer_size, &source) != ERROR_OK) {

View File

@ -599,8 +599,10 @@ static int stm32x_write_block(struct flash_bank *bank, const uint8_t *buffer,
retval = target_write_buffer(target, write_algorithm->address,
sizeof(stm32x_flash_write_code),
stm32x_flash_write_code);
if (retval != ERROR_OK)
if (retval != ERROR_OK) {
target_free_working_area(target, write_algorithm);
return retval;
}
/* memory buffer */
while (target_alloc_working_area_try(target, buffer_size, &source) != ERROR_OK) {

View File

@ -583,8 +583,10 @@ static int stm32x_write_block(struct flash_bank *bank, const uint8_t *buffer,
retval = target_write_buffer(target, write_algorithm->address,
sizeof(stm32x_flash_write_code),
stm32x_flash_write_code);
if (retval != ERROR_OK)
if (retval != ERROR_OK) {
target_free_working_area(target, write_algorithm);
return retval;
}
/* memory buffer */
while (target_alloc_working_area_try(target, buffer_size, &source) != ERROR_OK) {

View File

@ -476,8 +476,10 @@ static int stm32l4_write_block(struct flash_bank *bank, const uint8_t *buffer,
retval = target_write_buffer(target, write_algorithm->address,
sizeof(stm32l4_flash_write_code),
stm32l4_flash_write_code);
if (retval != ERROR_OK)
if (retval != ERROR_OK) {
target_free_working_area(target, write_algorithm);
return retval;
}
/* memory buffer */
while (target_alloc_working_area_try(target, buffer_size, &source) !=