syslog: Provide stub check_syslog_permissions

When building without CONFIG_PRINTK, we need to provide a stub
check_syslog_permissions. As there is no way to turn on the
dmesg_restrict sysctl without CONFIG_PRINTK, return success.

Reported-by: Jim Davis <jim.epost@gmail.com>
Signed-off-by: Sebastian Schmidt <yath@yath.de>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Sebastian Schmidt 2014-11-14 10:51:45 -08:00 коммит произвёл Tony Luck
Родитель 68c4a4f8ab
Коммит 069fb0b637
1 изменённых файлов: 8 добавлений и 0 удалений

Просмотреть файл

@ -48,6 +48,14 @@
#define SYSLOG_FROM_PROC 1
int do_syslog(int type, char __user *buf, int count, bool from_file);
#ifdef CONFIG_PRINTK
int check_syslog_permissions(int type, bool from_file);
#else
static inline int check_syslog_permissions(int type, bool from_file)
{
return 0;
}
#endif
#endif /* _LINUX_SYSLOG_H */