diff options
| -rw-r--r-- | net/core/pktgen.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/core/pktgen.c b/net/core/pktgen.c index b678b28dedae..def35a734d9d 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -900,6 +900,10 @@ static ssize_t get_labels(const char __user *buffer, struct pktgen_dev *pkt_dev) pkt_dev->nr_labels = 0; do { __u32 tmp; + + if (n >= MAX_MPLS_LABELS) + return -E2BIG; + len = hex32_arg(&buffer[i], 8, &tmp); if (len <= 0) return len; @@ -911,8 +915,6 @@ static ssize_t get_labels(const char __user *buffer, struct pktgen_dev *pkt_dev) return -EFAULT; i++; n++; - if (n >= MAX_MPLS_LABELS) - return -E2BIG; } while (c == ','); pkt_dev->nr_labels = n; |