cleanup

mysys/my_pread.c

@@ -145,6 +145,7 @@ uint my_pwrite(int Filedes, const byte *Buffer, uint Count, my_off_t offset,
 #else
     if ((writenbytes = (uint) pwrite(Filedes, Buffer, Count,offset)) == Count)
       break;
+    else
       my_errno= errno;
 #endif
     if ((int) writenbytes != -1)