From d78ab02c2c194257a03355fbb79eb721b381d105 Mon Sep 17 00:00:00 2001 From: Kees Cook Date: Wed, 21 May 2014 15:02:11 -0700 Subject: seccomp: create internal mode-setting function In preparation for having other callers of the seccomp mode setting logic, split the prctl entry point away from the core logic that performs seccomp mode setting. Signed-off-by: Kees Cook Reviewed-by: Oleg Nesterov Reviewed-by: Andy Lutomirski --- kernel/seccomp.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) (limited to 'kernel/seccomp.c') diff --git a/kernel/seccomp.c b/kernel/seccomp.c index 301bbc24739c..afb916c7e890 100644 --- a/kernel/seccomp.c +++ b/kernel/seccomp.c @@ -473,7 +473,7 @@ long prctl_get_seccomp(void) } /** - * prctl_set_seccomp: configures current->seccomp.mode + * seccomp_set_mode: internal function for setting seccomp mode * @seccomp_mode: requested mode to use * @filter: optional struct sock_fprog for use with SECCOMP_MODE_FILTER * @@ -486,7 +486,7 @@ long prctl_get_seccomp(void) * * Returns 0 on success or -EINVAL on failure. */ -long prctl_set_seccomp(unsigned long seccomp_mode, char __user *filter) +static long seccomp_set_mode(unsigned long seccomp_mode, char __user *filter) { long ret = -EINVAL; @@ -517,3 +517,15 @@ long prctl_set_seccomp(unsigned long seccomp_mode, char __user *filter) out: return ret; } + +/** + * prctl_set_seccomp: configures current->seccomp.mode + * @seccomp_mode: requested mode to use + * @filter: optional struct sock_fprog for use with SECCOMP_MODE_FILTER + * + * Returns 0 on success or -EINVAL on failure. + */ +long prctl_set_seccomp(unsigned long seccomp_mode, char __user *filter) +{ + return seccomp_set_mode(seccomp_mode, filter); +} -- cgit v1.2.3