Fix potential NPE in call transfer. (#382)

dennwc · web-flow · commit 895077cfac5c · 2025-06-04T10:48:33.000-07:00
diff --git a/pkg/sip/inbound.go b/pkg/sip/inbound.go
@@ -958,7 +958,7 @@ func (c *inboundCall) transferCall(ctx context.Context, transferTo string, heade
 		defer func() {
 			if retErr != nil && !c.done.Load() {
 				c.lkRoom.SwapOutput(w)
-			} else {
+			} else if w != nil {
 				w.Close()
 			}
 		}()

Original file line number	Diff line number	Diff line change
`@@ -958,7 +958,7 @@ func (c *inboundCall) transferCall(ctx context.Context, transferTo string, heade`
`958`	`958`	`defer func() {`
`959`	`959`	`if retErr != nil && !c.done.Load() {`
`960`	`960`	`c.lkRoom.SwapOutput(w)`
`961`		`- } else {`
	`961`	`+ } else if w != nil {`
`962`	`962`	`w.Close()`
`963`	`963`	`}`
`964`	`964`	`}()`