From: Øyvind Harboe <oyvind.harboe@zylin.com>
Date: Sun, 18 Jul 2010 21:03:05 +0000 (+0200)
Subject: cortex a8: add missing error handling for mem_ap_atomic_write_u32()
X-Git-Tag: v0.5.0-rc1~511
X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=commitdiff_plain;h=ad02493cf2e4e201636d963503a1a2f5c7b0820e

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 82ce9a18b4..441c93b2f3 100644
--- 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)
 	{