Use ptr::null_mut instead of 0 as *mut (#84)

seanmonstar · Aug 30, 2019 · 434d29c · 434d29c
1 parent 3a8994b
commit 434d29c
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/lib.rs b/src/lib.rs
@@ -267,6 +267,8 @@ fn get_num_cpus() -> usize {
           target_os = "dragonfly",
           target_os = "netbsd"))]
 fn get_num_cpus() -> usize {
+    use std::ptr;
+
     let mut cpus: libc::c_uint = 0;
     let mut cpus_size = std::mem::size_of_val(&cpus);
 
@@ -280,7 +282,7 @@ fn get_num_cpus() -> usize {
                          2,
                          &mut cpus as *mut _ as *mut _,
                          &mut cpus_size as *mut _ as *mut _,
-                         0 as *mut _,
+                         ptr::null_mut(),
                          0);
         }
         if cpus < 1 {
@@ -292,6 +294,8 @@ fn get_num_cpus() -> usize {
 
 #[cfg(target_os = "openbsd")]
 fn get_num_cpus() -> usize {
+    use std::ptr;
+
     let mut cpus: libc::c_uint = 0;
     let mut cpus_size = std::mem::size_of_val(&cpus);
     let mut mib = [libc::CTL_HW, libc::HW_NCPU, 0, 0];
@@ -301,7 +305,7 @@ fn get_num_cpus() -> usize {
                      2,
                      &mut cpus as *mut _ as *mut _,
                      &mut cpus_size as *mut _ as *mut _,
-                     0 as *mut _,
+                     ptr::null_mut(),
                      0);
     }
     if cpus < 1 {