diff --git a/src/video_core/engines/maxwell_dma.cpp b/src/video_core/engines/maxwell_dma.cpp
index 26aa2e10c8..36db7dd9de 100644
--- a/src/video_core/engines/maxwell_dma.cpp
+++ b/src/video_core/engines/maxwell_dma.cpp
@@ -96,23 +96,23 @@ void MaxwellDMA::Launch() {
         auto& accelerate = rasterizer->AccessAccelerateDMA();
         const bool is_const_a_dst = regs.remap_const.dst_x == RemapConst::Swizzle::CONST_A;
         if (regs.launch_dma.remap_enable != 0 && is_const_a_dst) {
+            accelerate.BufferClear(regs.offset_out, regs.line_length_in, regs.remap_const.remap_consta_value);
             const u32 component_size = regs.remap_const.component_size_minus_one + 1;
-            const u32 line_length = regs.line_length_in;
-            read_buffer.resize_destructive(line_length * component_size);
+            read_buffer.resize_destructive(regs.line_length_in * component_size);
             u8* buf = read_buffer.data();
             switch (component_size) {
                 case 1: {
-                    std::span<u8> span(buf, line_length);
+                    std::span<u8> span(buf, regs.line_length_in);
                     std::ranges::fill(span, static_cast<u8>(regs.remap_const.remap_consta_value & 0xFF));
                     break;
                 }
                 case 2: {
-                    std::span<u16> span(reinterpret_cast<u16*>(buf), line_length);
+                    std::span<u16> span(reinterpret_cast<u16*>(buf), regs.line_length_in);
                     std::ranges::fill(span, static_cast<u16>(regs.remap_const.remap_consta_value & 0xFFFF));
                     break;
                 }
                 case 4: {
-                    std::span<u32> span(reinterpret_cast<u32*>(buf), line_length);
+                    std::span<u32> span(reinterpret_cast<u32*>(buf), regs.line_length_in);
                     std::ranges::fill(span, regs.remap_const.remap_consta_value);
                     break;
                 }
@@ -120,8 +120,7 @@ void MaxwellDMA::Launch() {
                     LOG_WARNING(Render_OpenGL, "Remap CONST_A with unsupported component size {} bytes", component_size);
                     break;
             }
-            memory_manager.WriteBlockUnsafe(regs.offset_out, buf, line_length * component_size);
-            accelerate.BufferClear(regs.offset_out, line_length, regs.remap_const.remap_consta_value);
+            memory_manager.WriteBlockUnsafe(regs.offset_out, buf, regs.line_length_in * component_size);
         } else {
             memory_manager.FlushCaching();
             const auto convert_linear_2_blocklinear_addr = [](u64 address) {