uname: Fix SMAP violation

Dennisbonke · Dennisbonke · commit 4969a3202e69 · 2022-03-27T23:58:37.000+02:00
Signed-off-by: Dennis Bonke &lt;admin@dennisbonke.com&gt;
diff --git a/src/aero_kernel/src/syscall/process.rs b/src/aero_kernel/src/syscall/process.rs
@@ -59,7 +59,7 @@ pub fn uname(buffer: usize) -> Result<usize, AeroSyscallError> {
         let init_bytes = init.as_bytes();
         let len = init.len();
 
-        fixed[..len].copy_from_slice(init_bytes)
+        controlregs::with_userspace_access(||fixed[..len].copy_from_slice(init_bytes))
     }
 
     // TODO: Safety checks!

Original file line number	Diff line number	Diff line change
`@@ -59,7 +59,7 @@ pub fn uname(buffer: usize) -> Result<usize, AeroSyscallError> {`
`59`	`59`	`let init_bytes = init.as_bytes();`
`60`	`60`	`let len = init.len();`
`61`	`61`
`62`		`- fixed[..len].copy_from_slice(init_bytes)`
	`62`	`+ controlregs::with_userspace_access(\|\|fixed[..len].copy_from_slice(init_bytes))`
`63`	`63`	`}`
`64`	`64`
`65`	`65`	`// TODO: Safety checks!`