lib: remove usize cast from `try_slice!`

Prevent unsafety from using with incorrect argument type. Assume
`$count` is already a `usize` and let the compiler err otherwise.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib.rs b/src/lib.rs
index 53f48a8..be565a7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -672,7 +672,7 @@ macro_rules! try_slice {
         if $ptr.is_null() {
             return $crate::panic::NullParameterOrDefault::value();
         } else {
-            unsafe { slice::from_raw_parts($ptr, $count as usize) }
+            unsafe { slice::from_raw_parts($ptr, $count) }
         }
     };
 }