X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fprotocol_key.c;h=e393dd64a945216ce28a36b2dbe88661e9678e18;hp=a56ff919df8d1de88b718d502bf6e7c01bc8357a;hb=e810545dc2ae158745624c1575b76c55f883c892;hpb=02746165a21a4a495d0069526c9a2355110a5784

diff --git a/src/protocol_key.c b/src/protocol_key.c
index a56ff919..e393dd64 100644
--- a/src/protocol_key.c
+++ b/src/protocol_key.c
@@ -142,10 +142,11 @@ bool req_key_h(connection_t *c)
 
 bool send_ans_key(connection_t *c, const node_t *from, const node_t *to)
 {
-	char key[MAX_STRING_SIZE];
+	char *key;
 
 	cp();
 
+	key = alloca(2 * from->keylength + 1);
 	bin2hex(from->key, key, from->keylength);
 	key[from->keylength * 2] = '\0';