Cope with the unlikely event we have been requested a mining subscribe before any work templates have been generated

This commit is contained in:
Con Kolivas 2014-04-25 20:29:35 +10:00
parent 4916591ae5
commit 7cf768fddf

View File

@ -445,6 +445,7 @@ static json_t *parse_subscribe(int client_id, json_t *params_val)
char *enonce1;
int arr_size;
json_t *ret;
int n2len;
if (unlikely(!json_is_array(params_val)))
return json_string("params not an array");
@ -474,7 +475,11 @@ static json_t *parse_subscribe(int client_id, json_t *params_val)
ck_runlock(&instance_lock);
ck_rlock(&workbase_lock);
ret = json_pack("[[s,s],s,i]", "mining.notify", enonce1, enonce1, workbases->enonce2varlen);
if (likely(workbases))
n2len = workbases->enonce2varlen;
else
n2len = 8;
ret = json_pack("[[s,s],s,i]", "mining.notify", enonce1, enonce1, n2len);
ck_runlock(&workbase_lock);
free(enonce1);