From db5f26fe55527521a0ae8ca7cad01f0ba8eb0c49 Mon Sep 17 00:00:00 2001
From: NatrixAeria <upezu@student.kit.edu>
Date: Fri, 16 Apr 2021 16:24:49 +0200
Subject: Remove wrong size_of multiplier in memcpy, memset

---
 kernel/src/io/vga_text.rs | 22 ++++------------------
 1 file changed, 4 insertions(+), 18 deletions(-)

(limited to 'kernel')

diff --git a/kernel/src/io/vga_text.rs b/kernel/src/io/vga_text.rs
index 890defb..e44d341 100644
--- a/kernel/src/io/vga_text.rs
+++ b/kernel/src/io/vga_text.rs
@@ -167,18 +167,12 @@ impl<'a> VgaTerminalControllerLock<'a> {
             core::intrinsics::volatile_copy_memory(
                 self.start(),
                 self.start().offset(offset as isize),
-                (self.area() - offset) * core::mem::size_of::<VgaChar>(),
+                self.area() - offset,
             );
         }
         let pos = self.area() - offset;
         *self.lock = unsafe { self.start().offset(pos as isize) };
-        unsafe {
-            core::intrinsics::volatile_set_memory(
-                *self.lock,
-                0u8,
-                offset * core::mem::size_of::<VgaChar>(),
-            )
-        }
+        unsafe { core::intrinsics::volatile_set_memory(*self.lock, 0u8, offset) }
     }
 
     pub fn set_color_state(&mut self, fg: Color, bg: Color) {
@@ -187,11 +181,7 @@ impl<'a> VgaTerminalControllerLock<'a> {
 
     pub fn clear(&mut self) {
         unsafe {
-            core::intrinsics::volatile_set_memory(
-                *self.lock,
-                0u8,
-                self.area() * core::mem::size_of::<VgaChar>(),
-            );
+            core::intrinsics::volatile_set_memory(*self.lock, 0u8, self.area());
             *self.lock = self.start();
         }
     }
@@ -218,11 +208,7 @@ impl<'a> VgaTerminalControllerLock<'a> {
                 );
             }
             unsafe {
-                core::intrinsics::volatile_copy_memory(
-                    *self.lock,
-                    chars.as_ptr(),
-                    core::mem::size_of::<VgaChar>() * chars.len(),
-                );
+                core::intrinsics::volatile_copy_memory(*self.lock, chars.as_ptr(), chars.len());
                 *self.lock = self.lock.offset(chars.len() as isize);
             }
         }
-- 
cgit v1.2.3-70-g09d2