summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--sys/dev/firewire/fwdev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/dev/firewire/fwdev.c b/sys/dev/firewire/fwdev.c
index e42c30a..5b46190 100644
--- a/sys/dev/firewire/fwdev.c
+++ b/sys/dev/firewire/fwdev.c
@@ -712,7 +712,7 @@ out:
else
len = fwdev->rommax - CSRROMOFF + 4;
}
- if (crom_buf->len < len)
+ if (crom_buf->len < len && crom_buf->len >= 0)
len = crom_buf->len;
else
crom_buf->len = len;
OpenPOWER on IntegriCloud