From e3462b228ce9533b6e7989361f9c4090043a8aa4 Mon Sep 17 00:00:00 2001
From: oharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Date: Wed, 19 Nov 2008 08:22:47 +0000
Subject: jtag_get_device() now returns NULL and reports error instead of
 invoking exit()

git-svn-id: svn://svn.berlios.de/openocd/trunk@1176 b42882b7-edfa-0310-969c-e2dbd0fdcd60
---
 src/target/etb.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/target/etb.c')

diff --git a/src/target/etb.c b/src/target/etb.c
index af474e84..05d970d5 100644
--- a/src/target/etb.c
+++ b/src/target/etb.c
@@ -63,6 +63,8 @@ int handle_etb_config_command(struct command_context_s *cmd_ctx, char *cmd, char
 int etb_set_instr(etb_t *etb, u32 new_instr)
 {
 	jtag_device_t *device = jtag_get_device(etb->chain_pos);
+	if (device==NULL)
+		return ERROR_FAIL;
 
 	if (buf_get_u32(device->cur_instr, 0, device->ir_length) != new_instr)
 	{
@@ -440,7 +442,6 @@ int handle_etb_config_command(struct command_context_s *cmd_ctx, char *cmd, char
 
 	if (!jtag_device)
 	{
-		LOG_ERROR("jtag device number '%s' not defined", args[1]);
 		return ERROR_FAIL;
 	}
 
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