[PATCH] rust: Fix the typos in doc

[Zhao Liu <zhao1.liu@intel.com>]

These typos are found by "cargo spellcheck". Though it outputs a lot of
noise and false positives, there still are some real typos.

Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
---
 rust/hw/char/pl011/src/device.rs | 4 ++--
 rust/qemu-api/src/qom.rs         | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/rust/hw/char/pl011/src/device.rs b/rust/hw/char/pl011/src/device.rs
index fe73771021e7..e064da31be96 100644
--- a/rust/hw/char/pl011/src/device.rs
+++ b/rust/hw/char/pl011/src/device.rs
@@ -477,13 +477,13 @@ pub fn post_load(&mut self) -> Result<(), ()> {
 }
 
 impl PL011State {
-    /// Initializes a pre-allocated, unitialized instance of `PL011State`.
+    /// Initializes a pre-allocated, uninitialized instance of `PL011State`.
     ///
     /// # Safety
     ///
     /// `self` must point to a correctly sized and aligned location for the
     /// `PL011State` type. It must not be called more than once on the same
-    /// location/instance. All its fields are expected to hold unitialized
+    /// location/instance. All its fields are expected to hold uninitialized
     /// values with the sole exception of `parent_obj`.
     unsafe fn init(&mut self) {
         static PL011_OPS: MemoryRegionOps<PL011State> = MemoryRegionOpsBuilder::<PL011State>::new()
diff --git a/rust/qemu-api/src/qom.rs b/rust/qemu-api/src/qom.rs
index 3d5ab2d90186..72e637868a9e 100644
--- a/rust/qemu-api/src/qom.rs
+++ b/rust/qemu-api/src/qom.rs
@@ -245,7 +245,7 @@ fn as_object(&self) -> &Object {
     }
 
     /// Return the receiver as a const raw pointer to Object.
-    /// This is preferrable to `as_object_mut_ptr()` if a C
+    /// This is preferable to `as_object_mut_ptr()` if a C
     /// function only needs a `const Object *`.
     fn as_object_ptr(&self) -> *const Object {
         self.as_ptr().cast()
@@ -517,7 +517,7 @@ pub trait ObjectImpl: ObjectType + ClassInitImpl<Self::Class> {
     /// `INSTANCE_INIT` functions have been called.
     const INSTANCE_POST_INIT: Option<fn(&Self)> = None;
 
-    /// Called on descendent classes after all parent class initialization
+    /// Called on descendant classes after all parent class initialization
     /// has occurred, but before the class itself is initialized.  This
     /// is only useful if a class is not a leaf, and can be used to undo
     /// the effects of copying the contents of the parent's class struct
-- 
2.34.1