Commit 643b01e0ea7c90c4c2085286bb70606858e0a4bf
2013-12-21T08:19:37
Ensure we can look up the work item in the hashfast driver or print out an error if we don't.
diff --git a/driver-hashfast.c b/driver-hashfast.c
index 731ef10..605ea95 100644
--- a/driver-hashfast.c
+++ b/driver-hashfast.c
@@ -612,15 +612,20 @@ static void hfa_parse_nonce(struct thr_info *thr, struct cgpu_info *hashfast,
applog(LOG_DEBUG, "HFA %d: OP_NONCE: %2d:, num_nonces %d hdata 0x%04x",
hashfast->device_id, h->chip_address, num_nonces, h->hdata);
for (i = 0; i < num_nonces; i++, n++) {
- struct work *work;
+ struct work *work = NULL;
applog(LOG_DEBUG, "HFA %d: OP_NONCE: %2d: %2d: ntime %2d sequence %4d nonce 0x%08x",
hashfast->device_id, h->chip_address, i, n->ntime & HF_NTIME_MASK, n->sequence, n->nonce);
- // Find the job from the sequence number
- mutex_lock(&info->lock);
- work = info->works[n->sequence];
- mutex_unlock(&info->lock);
+ if (n->sequence < info->usb_init_base.sequence_modulus) {
+ // Find the job from the sequence number
+ mutex_lock(&info->lock);
+ work = info->works[n->sequence];
+ mutex_unlock(&info->lock);
+ } else {
+ applog(LOG_INFO, "HFA %d: OP_NONCE: Sequence out of range %4d max %4d",
+ hashfast->device_id, n->sequence, info->usb_init_base.sequence_modulus);
+ }
if (unlikely(!work)) {
info->no_matching_work++;