Merge pull request #253 from pshep/master Clear buffer bug fix
diff --git a/driver-bitforce.c b/driver-bitforce.c
index 83f0582..e73fa6c 100644
--- a/driver-bitforce.c
+++ b/driver-bitforce.c
@@ -142,6 +142,10 @@ static void biforce_clear_buffer(struct cgpu_info *bitforce)
{
int fdDev = bitforce->device_fd;
char pdevbuf[0x100];
+ int count = 0;
+
+ if (!fdDev)
+ return;
applog(LOG_DEBUG, "BFL%i: Clearing read buffer", bitforce->device_id);
@@ -149,7 +153,7 @@ static void biforce_clear_buffer(struct cgpu_info *bitforce)
do {
pdevbuf[0] = '\0';
BFgets(pdevbuf, sizeof(pdevbuf), fdDev);
- } while (pdevbuf[0]);
+ } while (pdevbuf[0] && (++count < 10));
mutex_unlock(&bitforce->device_mutex);
}