From: Paul Fertser <fercerpav@gmail.com>
Date: Sat, 17 Jan 2015 18:54:29 +0000 (+0300)
Subject: jtag/hla_interface: avoid segfault with adapters that do not have configurable speed
X-Git-Tag: v0.9.0-rc1~181
X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=commitdiff_plain;h=9a160c63341b1f55a69da81914c71c98ec998108

jtag/hla_interface: avoid segfault with adapters that do not have configurable speed

Change-Id: I0386cbfc85ba8b28d3819530f9950b31545d6821
Signed-off-by: Paul Fertser <fercerpav@gmail.com>
Reviewed-on: http://openocd.zylin.com/2468
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
---

diff --git a/src/jtag/hla/hla_interface.c b/src/jtag/hla/hla_interface.c
index c426f87a1e..21cd06fa73 100644
--- a/src/jtag/hla/hla_interface.c
+++ b/src/jtag/hla/hla_interface.c
@@ -150,6 +150,9 @@ int hl_interface_init_reset(void)
 
 static int hl_interface_khz(int khz, int *jtag_speed)
 {
+	if (hl_if.layout->api->speed == NULL)
+		return ERROR_OK;
+
 	*jtag_speed = hl_if.layout->api->speed(hl_if.handle, khz, true);
 	return ERROR_OK;
 }