cortex a8: add missing error handling for mem_ap_atomic_write_u32()

Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>

diff --git a/src/target/cortex_a8.c b/src/target/cortex_a8.c
index 82ce9a18b46efab3d05998f281463479f258cb63..441c93b2f37d590dceb08ab58ef3b6335c1b3737 100644 (file)
--- a/src/target/cortex_a8.c
+++ b/src/target/cortex_a8.c
@@ -147,7 +147,9 @@ static int cortex_a8_exec_opcode(struct target *target,
                }
        }
 
-       mem_ap_write_u32(swjdp, armv7a->debug_base + CPUDBG_ITR, opcode);
+       retval = mem_ap_write_u32(swjdp, armv7a->debug_base + CPUDBG_ITR, opcode);
+       if (retval != ERROR_OK)
+               return retval;
 
        do
        {
@@ -273,6 +275,8 @@ static int cortex_a8_dap_write_coreregister_u32(struct target *target,
        LOG_DEBUG("write DCC 0x%08" PRIx32, value);
        retval = mem_ap_write_u32(swjdp,
                        armv7a->debug_base + CPUDBG_DTRRX, value);
+       if (retval != ERROR_OK)
+               return retval;
 
        if (Rd < 15)
        {