diff options
author | Spencer Oliver <spen@spen-soft.co.uk> | 2012-05-22 12:33:40 +0100 |
---|---|---|
committer | Peter Stuge <peter@stuge.se> | 2012-05-22 12:05:19 +0000 |
commit | b9085389982300529b43ce8abba505ed6ba833c6 (patch) | |
tree | 25b9eccddc4139c87be81757eb737628cfbd368c /src/target/stm32_stlink.c | |
parent | 5cc004180b59c682db5591cf7d72ecb255ac171f (diff) |
stlink: check read_reg result
Change-Id: I284824aa6f5eae8f6e910a482e9f7435e649fc0d
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/657
Reviewed-by: Peter Stuge <peter@stuge.se>
Tested-by: jenkins
Diffstat (limited to 'src/target/stm32_stlink.c')
-rw-r--r-- | src/target/stm32_stlink.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/target/stm32_stlink.c b/src/target/stm32_stlink.c index 9afaae0b..b6d4ffa2 100644 --- a/src/target/stm32_stlink.c +++ b/src/target/stm32_stlink.c @@ -111,6 +111,8 @@ static int stm32_stlink_load_core_reg_u32(struct target *target, * it was removed from r1 docs, but still works. */ retval = stlink_if->layout->api->read_reg(stlink_if->fd, 20, value); + if (retval != ERROR_OK) + return retval; switch (num) { case ARMV7M_PRIMASK: |