submit_work: increase string buffer, to avoid overflow
diff --git a/cpu-miner.c b/cpu-miner.c
index e1d8a5d..a47d77a 100644
--- a/cpu-miner.c
+++ b/cpu-miner.c
@@ -179,7 +179,7 @@ static void submit_work(struct work *work)
{
char *hexstr = NULL;
json_t *val, *res;
- char s[256];
+ char s[345];
printf("PROOF OF WORK FOUND? submitting...\n");