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-rw-r--r--lib/mpls.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/mpls.h b/lib/mpls.h
index f89d3246ff..100d67e94b 100644
--- a/lib/mpls.h
+++ b/lib/mpls.h
@@ -139,6 +139,8 @@ static inline void vni2label(vni_t vni, mpls_label_t *label)
{
uint8_t *tag = (uint8_t *)label;
+ assert(tag);
+
tag[0] = (vni >> 16) & 0xFF;
tag[1] = (vni >> 8) & 0xFF;
tag[2] = vni & 0xFF;
@@ -149,6 +151,8 @@ static inline vni_t label2vni(const mpls_label_t *label)
uint8_t *tag = (uint8_t *)label;
vni_t vni;
+ assert(tag);
+
vni = ((uint32_t)*tag++ << 16);
vni |= (uint32_t)*tag++ << 8;
vni |= (uint32_t)(*tag & 0xFF);