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flash/nor/mdr.c: fix uninitialised variable warning 

Caught (actually, it's breaking the build) by clang 3.3.

Change-Id: Ife6fabf8a57e6c90ab45aaaf75557c984ac6772c
Signed-off-by: Paul Fertser <fercerpav@gmail.com>
Reviewed-on: http://openocd.zylin.com/1875
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
__archive__
Paul Fertser 2014-01-17 14:06:51 +04:00 committed by Spencer Oliver
parent da9bee3ede
commit facd0e7827
1 changed files with 7 additions and 5 deletions
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12
src/flash/nor/mdr.c
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@ -159,7 +159,7 @@ static int mdr_erase(struct flash_bank *bank, int first, int last)
retval = target_write_u32(target, FLASH_KEY, KEY); retval = target_write_u32(target, FLASH_KEY, KEY);
if (retval != ERROR_OK) if (retval != ERROR_OK)
goto reset_pg_and_lock; return retval;
retval = target_read_u32(target, FLASH_CMD, &flash_cmd); retval = target_read_u32(target, FLASH_CMD, &flash_cmd);
if (retval != ERROR_OK) if (retval != ERROR_OK)
@ -353,21 +353,22 @@ static int mdr_write(struct flash_bank *bank, uint8_t *buffer,
retval = target_read_u32(target, MD_PER_CLOCK, &cur_per_clock); retval = target_read_u32(target, MD_PER_CLOCK, &cur_per_clock);
if (retval != ERROR_OK) if (retval != ERROR_OK)
return retval; goto free_buffer;
if (!(cur_per_clock & MD_PER_CLOCK_RST_CLK)) { if (!(cur_per_clock & MD_PER_CLOCK_RST_CLK)) {
/* Something's very wrong if the RST_CLK module is not clocked */ /* Something's very wrong if the RST_CLK module is not clocked */
LOG_ERROR("Target needs reset before flash operations"); LOG_ERROR("Target needs reset before flash operations");
return ERROR_FLASH_OPERATION_FAILED; retval = ERROR_FLASH_OPERATION_FAILED;
goto free_buffer;
} }
retval = target_write_u32(target, MD_PER_CLOCK, cur_per_clock | MD_PER_CLOCK_EEPROM); retval = target_write_u32(target, MD_PER_CLOCK, cur_per_clock | MD_PER_CLOCK_EEPROM);
if (retval != ERROR_OK) if (retval != ERROR_OK)
return retval; goto free_buffer;
retval = target_write_u32(target, FLASH_KEY, KEY); retval = target_write_u32(target, FLASH_KEY, KEY);
if (retval != ERROR_OK) if (retval != ERROR_OK)
goto reset_pg_and_lock; goto free_buffer;
retval = target_read_u32(target, FLASH_CMD, &flash_cmd); retval = target_read_u32(target, FLASH_CMD, &flash_cmd);
if (retval != ERROR_OK) if (retval != ERROR_OK)
@ -466,6 +467,7 @@ reset_pg_and_lock:
if (retval == ERROR_OK) if (retval == ERROR_OK)
retval = retval2; retval = retval2;
free_buffer:
if (new_buffer) if (new_buffer)
free(new_buffer); free(new_buffer);