thodg/cgminer

diff --git a/cgminer.c b/cgminer.c
index 63f8201..c3da2de 100644
--- a/cgminer.c
+++ b/cgminer.c
@@ -1117,6 +1117,9 @@ static struct opt_table opt_config_table[] = {
 	OPT_WITH_CBARG("--avalon2-voltage",
 		     set_avalon2_voltage, NULL, &opt_set_avalon2_voltage,
 		     "Set Avalon2 core voltage, in millivolts"),
+	OPT_WITH_ARG("--avalon2-cutoff",
+		     set_int_0_to_100, opt_show_intval, &opt_avalon2_overheat,
+		     "Set Avalon2 overheat cut off temperature"),
 #endif
 #ifdef USE_BAB
 	OPT_WITH_ARG("--bab-options",
diff --git a/driver-avalon2.c b/driver-avalon2.c
index d7c21a2..40e933e 100644
--- a/driver-avalon2.c
+++ b/driver-avalon2.c
@@ -51,6 +51,8 @@ int opt_avalon2_fan_max = AVA2_DEFAULT_FAN_MAX;
 int opt_avalon2_voltage_min = AVA2_DEFAULT_VOLTAGE;
 int opt_avalon2_voltage_max = AVA2_DEFAULT_VOLTAGE_MAX;
 
+int opt_avalon2_overheat = AVALON2_TEMP_OVERHEAT;
+
 static inline uint8_t rev8(uint8_t d)
 {
     int i;
@@ -724,8 +726,8 @@ static int64_t avalon2_scanhash(struct thr_info *thr)
 		memcpy(send_pkg.data, &tmp, 4);
 
 		applog(LOG_DEBUG, "Avalon2: Temp max: %d, Cut off temp: %d",
-		       info->temp_max, avalon->cutofftemp);
-		if (info->temp_max >= avlaon->cutofftemp)
+		       info->temp_max, opt_avalon2_overheat);
+		if (info->temp_max >= opt_avalon2_overheat)
 			tmp = encode_voltage(0);
 		else
 			tmp = encode_voltage(info->set_voltage);
diff --git a/driver-avalon2.h b/driver-avalon2.h
index ca2e2df..40f11ca 100644
--- a/driver-avalon2.h
+++ b/driver-avalon2.h
@@ -37,6 +37,8 @@
 #define AVA2_DEFAULT_FREQUENCY_MIN	300
 #define AVA2_DEFAULT_FREQUENCY_MAX	2000
 
+#define AVALON2_TEMP_OVERHEAT	88
+
 /* Avalon2 protocol package type */
 #define AVA2_H1	'A'
 #define AVA2_H2	'V'
@@ -132,6 +134,7 @@ struct avalon2_info {
 extern char *set_avalon2_fan(char *arg);
 extern char *set_avalon2_freq(char *arg);
 extern char *set_avalon2_voltage(char *arg);
+extern int opt_avalon2_overheat;
 
 #endif /* USE_AVALON2 */
 #endif	/* _AVALON2_H_ */