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author | Kees Cook <keescook@chromium.org> | 2014-05-21 22:02:11 (GMT) |
---|---|---|
committer | Kees Cook <keescook@chromium.org> | 2014-07-18 19:13:36 (GMT) |
commit | d78ab02c2c194257a03355fbb79eb721b381d105 (patch) | |
tree | ef515dffebcea6ec1fe1189dfc715c26ab2844f7 | |
parent | c04f9d61caa34fc83e3517e3092874c9607c19c3 (diff) | |
download | linux-d78ab02c2c194257a03355fbb79eb721b381d105.tar.xz |
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 <keescook@chromium.org>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Reviewed-by: Andy Lutomirski <luto@amacapital.net>
-rw-r--r-- | kernel/seccomp.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/kernel/seccomp.c b/kernel/seccomp.c index 301bbc2..afb916c 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); +} |