> +static int put_user_long(long val, unsigned long arg)
> +{
> +#ifdef CONFIG_COMPAT
> + if (in_compat_syscall())
> + return put_user(val, (compat_long_t __user *)compat_ptr(arg));
> +#endif
> + return put_user(val, (long __user *)arg);
> +}
We had this
#ifdef CONFIG_COMPAT
if (in_compat_syscall())
...
...
#endif
patter quite frequently. Can we define a in_compat_syscall stub
and make sure compat_ptr and the compat_* types are available available
to clean this up a bit?
> - if (NULL == (void *) arg) {
> + if (NULL == argp) {
if (!argp) {
?
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