Fix crash on command buffer drop (#3726)

Author: Wumpf

CHANGELOG.md

@@ -42,6 +42,10 @@ Bottom level categories:
 
 ### Bug Fixes
 
+#### General
+
+- Fix crash on dropping `wgpu::CommandBuffer`. By @wumpf in [#3726](https://github.com/gfx-rs/wgpu/pull/3726).
+
 #### WebGPU
 
 * Fix crash when calling `create_surface_from_canvas`. By @grovesNL in [#3718](https://github.com/gfx-rs/wgpu/pull/3718)

wgpu/src/lib.rs

@@ -574,8 +574,9 @@ static_assertions::assert_impl_all!(CommandBuffer: Send, Sync);
 impl Drop for CommandBuffer {
     fn drop(&mut self) {
         if !thread::panicking() {
-            if let Some(ref id) = self.id {
-                self.context.command_buffer_drop(id, &self.data.take());
+            if let Some(id) = self.id.take() {
+                self.context
+                    .command_buffer_drop(&id, self.data.take().unwrap().as_ref());
             }
         }
     }