diff --git a/dlls/winedos/devices.c b/dlls/winedos/devices.c
index 368f8e5afa7..49d84d38997 100644
--- a/dlls/winedos/devices.c
+++ b/dlls/winedos/devices.c
@@ -145,8 +145,8 @@ static REQUEST_HEADER * get_hdr(int id, void**extra)
 {
   void **hdr_ptr = strategy_data[id];
   if (extra)
-    *extra = hdr_ptr ? (void*)(hdr_ptr+1) : (void *)NULL;
-  return hdr_ptr ? *hdr_ptr : (void *)NULL;
+    *extra = hdr_ptr ? (void*)(hdr_ptr+1) : NULL;
+  return hdr_ptr ? *hdr_ptr : NULL;
 }
 
 static void WINAPI nul_strategy(CONTEXT86*ctx)
diff --git a/dlls/winedos/dosmem.c b/dlls/winedos/dosmem.c
index 3f635c7a8a8..9829f1a5b88 100644
--- a/dlls/winedos/dosmem.c
+++ b/dlls/winedos/dosmem.c
@@ -300,7 +300,7 @@ LPVOID DOSMEM_AllocBlock(UINT size, UINT16* pseg)
                 }
                 /* curr is the found block */
                 curr->psp = psp;
-                if( pseg ) *pseg = (((char*)curr) + 16 - (char*)DOSMEM_dosmem) >> 4;
+                if( pseg ) *pseg = (((char*)curr) + 16 - DOSMEM_dosmem) >> 4;
                 return (LPVOID) ((char*)curr + 16);
             }
         }
diff --git a/dlls/winedos/int21.c b/dlls/winedos/int21.c
index 75aeb1cc4ff..ac9971431e2 100644
--- a/dlls/winedos/int21.c
+++ b/dlls/winedos/int21.c
@@ -1720,7 +1720,7 @@ static void INT21_RandomBlockReadFromFCB( CONTEXT86 *context )
         } else {
             disk_transfer_area = INT21_GetCurrentDTA(context);
             records_requested = CX_reg(context);
-            bytes_requested = (UINT) records_requested * fcb->logical_record_size;
+            bytes_requested = records_requested * fcb->logical_record_size;
             bytes_read = _lread((HFILE) handle, disk_transfer_area, bytes_requested);
             if (bytes_read != bytes_requested) {
                 TRACE("_lread(%d, %p, %d) failed with %d\n",
@@ -1811,7 +1811,7 @@ static void INT21_RandomBlockWriteToFCB( CONTEXT86 *context )
         } else {
             disk_transfer_area = INT21_GetCurrentDTA(context);
             records_requested = CX_reg(context);
-            bytes_requested = (UINT) records_requested * fcb->logical_record_size;
+            bytes_requested = records_requested * fcb->logical_record_size;
             bytes_written = _lwrite((HFILE) handle, (LPCSTR)disk_transfer_area, bytes_requested);
             if (bytes_written != bytes_requested) {
                 TRACE("_lwrite(%d, %p, %d) failed with %d\n",
@@ -5006,7 +5006,7 @@ void WINAPI DOSVM_Int21Handler( CONTEXT86 *context )
             }
             else
             {
-                LPVOID address = (void*)((DWORD)context->SegEs << 4);
+                LPVOID address = (void*)(context->SegEs << 4);
                 UINT blocksize = DOSMEM_ResizeBlock( address, newsize, FALSE );
 
                 RESET_CFLAG(context);
diff --git a/dlls/winedos/int2f.c b/dlls/winedos/int2f.c
index 7bbf5e47b2d..c5b620f4344 100644
--- a/dlls/winedos/int2f.c
+++ b/dlls/winedos/int2f.c
@@ -556,7 +556,7 @@ static void MSCDEX_Request(BYTE *driver_request, BOOL dorealmode)
      * the following tests are wrong because lots of functions don't require the
      * tray to be closed with a CD inside
      */
-    TRACE("CDROM device driver -> command <%d>\n", (unsigned char)driver_request[2]);
+    TRACE("CDROM device driver -> command <%d>\n", driver_request[2]);
 
     MSCDEX_Dump("Beg", driver_request, dorealmode);
 
@@ -846,8 +846,7 @@ static void MSCDEX_Request(BYTE *driver_request, BOOL dorealmode)
 
         at = PTR_AT(driver_request, 20, DWORD);
 
-        TRACE(" --> SEEK AUDIO mode :<0x%02X>, [%d]\n",
-              (BYTE)driver_request[13], at);
+        TRACE(" --> SEEK AUDIO mode :<0x%02X>, [%d]\n", driver_request[13], at);
 
         switch (driver_request[13]) {
         case 1: /* Red book addressing mode = 0:m:s:f */
@@ -881,8 +880,7 @@ static void MSCDEX_Request(BYTE *driver_request, BOOL dorealmode)
         beg = end = PTR_AT(driver_request, 14, DWORD);
         end += PTR_AT(driver_request, 18, DWORD);
 
-        TRACE(" --> PLAY AUDIO mode :<0x%02X>, [%d-%d]\n",
-              (BYTE)driver_request[13], beg, end);
+        TRACE(" --> PLAY AUDIO mode :<0x%02X>, [%d-%d]\n", driver_request[13], beg, end);
 
         switch (driver_request[13]) {
         case 1:
diff --git a/dlls/winedos/ioports.c b/dlls/winedos/ioports.c
index 13079a77b29..e9f4f7f148b 100644
--- a/dlls/winedos/ioports.c
+++ b/dlls/winedos/ioports.c
@@ -608,7 +608,7 @@ void WINAPI DOSVM_outport( int port, int size, DWORD value )
        break;
     case 0x61:
         parport_8255[1] = (BYTE)value;
-        if ((((BYTE)parport_8255[1] & 3) == 3) && (tmr_8253[2].countmax != 1))
+        if (((parport_8255[1] & 3) == 3) && (tmr_8253[2].countmax != 1))
         {
             TRACE("Beep (freq: %d) !\n", 1193180 / tmr_8253[2].countmax);
             Beep(1193180 / tmr_8253[2].countmax, 20);
diff --git a/dlls/winedos/vga.c b/dlls/winedos/vga.c
index 2a07f219e47..d236591e1cb 100644
--- a/dlls/winedos/vga.c
+++ b/dlls/winedos/vga.c
@@ -553,7 +553,7 @@ char VGA_GetColor16(int reg)
 {
 
     if (!lpddraw) return 0;
-	return (char)vga_16_palette[reg];
+	return vga_16_palette[reg];
 }
 
 /* set all 17 [char wide] colors at once in 16 color mode. */
diff --git a/dlls/winedos/vxd.c b/dlls/winedos/vxd.c
index 4a1eabf5bfc..0b3602a6332 100644
--- a/dlls/winedos/vxd.c
+++ b/dlls/winedos/vxd.c
@@ -875,7 +875,7 @@ void WINAPI VXD_Win32s( CONTEXT86 *context )
          * Output:  EAX: 1 if OK
          */
 
-        TRACE("UnMapModule: %x\n", (DWORD)W32S_APP2WINE(context->Edx));
+        TRACE("UnMapModule: %x\n", W32S_APP2WINE(context->Edx));
 
         /* As we didn't map anything, there's nothing to unmap ... */