Merge pull request #3975 from kjbracey-arm/lwip_buf_free

adbridge · web-flow · commit ebfe04a841c6 · 2017-03-23T15:39:52.000Z
NSAPI/lwIP: Free held netbuf on close
diff --git a/features/FEATURE_LWIP/lwip-interface/lwip_stack.c b/features/FEATURE_LWIP/lwip-interface/lwip_stack.c
@@ -691,6 +691,7 @@ static nsapi_error_t mbed_lwip_socket_close(nsapi_stack_t *stack, nsapi_socket_t
 {
     struct lwip_socket *s = (struct lwip_socket *)handle;
 
+    netbuf_delete(s->buf);
     err_t err = netconn_delete(s->conn);
     mbed_lwip_arena_dealloc(s);
     return mbed_lwip_err_remap(err);

Original file line number	Diff line number	Diff line change
`@@ -691,6 +691,7 @@ static nsapi_error_t mbed_lwip_socket_close(nsapi_stack_t *stack, nsapi_socket_t`
`691`	`691`	`{`
`692`	`692`	`struct lwip_socket s = (struct lwip_socket )handle;`
`693`	`693`
	`694`	`+ netbuf_delete(s->buf);`
`694`	`695`	`err_t err = netconn_delete(s->conn);`
`695`	`696`	`mbed_lwip_arena_dealloc(s);`
`696`	`697`	`return mbed_lwip_err_remap(err);`