rtx-cfd legacy GPU modules: the launches that already sat in unsafe blocks are not wrapped twice

crates/specialized/rtx-cfd/src/solvers/incompressible/piso_gpu.rs

@@ -377,23 +377,21 @@ impl PisoGpuSolver {
         };
 
         unsafe {
-            unsafe {
-                self.kernel_manager
-                    .stream()
-                    .launch_builder(&func)
-                    .arg(&mut buffers.mass_source)
-                    .arg(u)
-                    .arg(v)
-                    .arg(&(density / dt))
-                    .arg(&dx)
-                    .arg(&dy)
-                    .arg(&(buffers.nx as i32))
-                    .arg(&(buffers.ny as i32))
-                    .launch(config)
-                    .map_err(|e| {
-                        CfdError::gpu_error(&format!("Divergence kernel launch failed: {}", e))
-                    })?;
-            }
+            self.kernel_manager
+                .stream()
+                .launch_builder(&func)
+                .arg(&mut buffers.mass_source)
+                .arg(u)
+                .arg(v)
+                .arg(&(density / dt))
+                .arg(&dx)
+                .arg(&dy)
+                .arg(&(buffers.nx as i32))
+                .arg(&(buffers.ny as i32))
+                .launch(config)
+                .map_err(|e| {
+                    CfdError::gpu_error(&format!("Divergence kernel launch failed: {}", e))
+                })?;
         }
 
         self.kernel_manager.synchronize()?;
@@ -462,23 +460,21 @@ impl PisoGpuSolver {
         let correction_factor = -dt / density;
 
         unsafe {
-            unsafe {
-                self.kernel_manager
-                    .stream()
-                    .launch_builder(&func)
-                    .arg(&buffers.pressure_correction)
-                    .arg(&mut buffers.u_correction.clone())
-                    .arg(&mut buffers.v_correction.clone())
-                    .arg(&correction_factor)
-                    .arg(&dx)
-                    .arg(&dy)
-                    .arg(&(buffers.nx as i32))
-                    .arg(&(buffers.ny as i32))
-                    .launch(config)
-                    .map_err(|e| {
-                        CfdError::gpu_error(&format!("Gradient kernel launch failed: {}", e))
-                    })?;
-            }
+            self.kernel_manager
+                .stream()
+                .launch_builder(&func)
+                .arg(&buffers.pressure_correction)
+                .arg(&mut buffers.u_correction.clone())
+                .arg(&mut buffers.v_correction.clone())
+                .arg(&correction_factor)
+                .arg(&dx)
+                .arg(&dy)
+                .arg(&(buffers.nx as i32))
+                .arg(&(buffers.ny as i32))
+                .launch(config)
+                .map_err(|e| {
+                    CfdError::gpu_error(&format!("Gradient kernel launch failed: {}", e))
+                })?;
         }
 
         self.kernel_manager.synchronize()?;