[PA-RISC] Fix parisc_newuname()

The utsname virtualisation broke parisc_newuname compilation.
Rewrite the implementation to call sys_newuname() like sparc64 does.

Signed-off-by: Matthew Wilcox <willy@parisc-linux.org>

diff --git a/arch/parisc/kernel/sys_parisc.c b/arch/parisc/kernel/sys_parisc.c
index 1db5588..512642d 100644 (file)
--- a/arch/parisc/kernel/sys_parisc.c
+++ b/arch/parisc/kernel/sys_parisc.c
@@ -266,30 +266,17 @@ long parisc_personality(unsigned long personality)
        return err;
 }
 
-static inline int override_machine(char __user *mach) {
-#ifdef CONFIG_COMPAT
-       if (personality(current->personality) == PER_LINUX32) {
-               if (__put_user(0, mach + 6) ||
-                   __put_user(0, mach + 7))
-                       return -EFAULT;
-       }
-
-       return 0;
-#else /*!CONFIG_COMPAT*/
-       return 0;
-#endif /*CONFIG_COMPAT*/
-}
-
-long parisc_newuname(struct new_utsname __user *utsname)
+long parisc_newuname(struct new_utsname __user *name)
 {
-       int err = 0;
+       int err = sys_newuname(name);
 
-       down_read(&uts_sem);
-       if (copy_to_user(utsname, &system_utsname, sizeof(*utsname)))
-               err = -EFAULT;
-       up_read(&uts_sem);
-
-       err = override_machine(utsname->machine);
+#ifdef CONFIG_COMPAT
+       if (!err && personality(current->personality) == PER_LINUX32) {
+               if (__put_user(0, name->machine + 6) ||
+                   __put_user(0, name->machine + 7))
+                       err = -EFAULT;
+       }
+#endif
 
-       return (long)err;
+       return err;
 }