# HG changeset patch
# User Matt Johnston <matt@ucc.asn.au>
# Date 1495729193 -28800
# Node ID 8a4b8f026de63d6125a593d0bc34c91bec242655
# Parent  c1c3d5943bfc2c3fd3015886cb574034d4508063
fix null pointer crash

diff -r c1c3d5943bfc -r 8a4b8f026de6 signkey.c
--- a/signkey.c	Sun May 21 18:53:09 2017 +0800
+++ b/signkey.c	Fri May 26 00:19:53 2017 +0800
@@ -550,7 +550,7 @@
 #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);
 		}
 	}