stm8: fix compilation warning

Change-Id: Iedad040384316356442ec87769855fa2960893c5
Signed-off-by: Ake Rehnman <ake.rehnman@gmail.com>
Reviewed-on: http://openocd.zylin.com/4377
Tested-by: jenkins
Reviewed-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>

diff --git a/src/target/stm8.c b/src/target/stm8.c
index 262497b0d52ca727221230ebf378a014fd07fa2c..4556fd987002567cffad6b533053126b8c9eea9e 100644 (file)
--- a/src/target/stm8.c
+++ b/src/target/stm8.c
@@ -477,7 +477,8 @@ static int stm8_examine_debug_reason(struct target *target)
        uint8_t csr1, csr2;
 
        retval = stm8_read_dm_csrx(target, &csr1, &csr2);
-       LOG_DEBUG("csr1 = 0x%02X csr2 = 0x%02X", csr1, csr2);
+       if (retval == ERROR_OK)
+               LOG_DEBUG("csr1 = 0x%02X csr2 = 0x%02X", csr1, csr2);
 
        if ((target->debug_reason != DBG_REASON_DBGRQ)
                && (target->debug_reason != DBG_REASON_SINGLESTEP)) {