fix(ddtrace/tracer): avoid panic on nil spancontext on Extract

DataDog · Dec 20, 2024 · bf84d28 · bf84d28
1 parent 5d9fa48
commit bf84d28
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ddtrace/tracer/textmap.go b/ddtrace/tracer/textmap.go
@@ -291,7 +291,7 @@ func (p *chainedPropagator) Extract(carrier interface{}) (*SpanContext, error) {
 						overrideDatadogParentID(ctx2, extractedCtx2, ddCtx)
 					}
 				}
-			} else { // Trace IDs do not match - create span links
+			} else if extractedCtx2 != nil { // Trace IDs do not match - create span links
 				link := SpanLink{TraceID: extractedCtx2.TraceIDLower(), SpanID: extractedCtx2.SpanID(), TraceIDHigh: extractedCtx2.TraceIDUpper(), Attributes: map[string]string{"reason": "terminated_context", "context_headers": getPropagatorName(v)}}
 				if trace := extractedCtx2.trace; trace != nil {
 					if flags := uint32(*trace.priority); flags > 0 { // Set the flags based on the sampling priority