# HG changeset patch
# User Matt Johnston <matt@ucc.asn.au>
# Date 1495729193 -28800
# Node ID 616417b27f5578a2c1353e0e416b782034175e50
# Parent  7209a6e3093233d4deaa9e1904b381a9b9157b56
fix null pointer crash

diff -r 7209a6e30932 -r 616417b27f55 signkey.c
--- a/signkey.c	Fri May 26 00:19:39 2017 +0800
+++ b/signkey.c	Fri May 26 00:19:53 2017 +0800
@@ -547,7 +547,7 @@
 #if DROPBEAR_ECDSA
 	if (signkey_is_ecdsa(type)) {
 		ecc_key **eck = (ecc_key**)signkey_key_ptr(key, type);
-		if (eck) {
+		if (eck && *eck) {
 			return buf_ecdsa_verify(buf, *eck, data_buf);
 		}
 	}