From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Moore Subject: [RFC PATCH v2] audit: move audit_signal_info() into kernel/auditsc.c Date: Tue, 04 Apr 2017 16:24:29 -0400 Message-ID: <149133746958.21675.12446691562670171498.stgit@sifl> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-audit-bounces@redhat.com Errors-To: linux-audit-bounces@redhat.com To: linux-audit@redhat.com List-Id: linux-audit@redhat.com From: Paul Moore Commit 5b52330bbfe6 ("audit: fix auditd/kernel connection state tracking") make inlining audit_signal_info() a bit pointless as it was always calling into auditd_test_task() so let's remove the inline function in kernel/audit.h and convert __audit_signal_info() in kernel/auditsc.c into audit_signal_info(). Signed-off-by: Paul Moore --- kernel/audit.h | 8 +------- kernel/auditsc.c | 25 +++++++++++++------------ 2 files changed, 14 insertions(+), 19 deletions(-) diff --git a/kernel/audit.h b/kernel/audit.h index 0f1cf6d1878a..0d87f8ab8778 100644 --- a/kernel/audit.h +++ b/kernel/audit.h @@ -333,13 +333,7 @@ extern u32 audit_sig_sid; extern int audit_filter(int msgtype, unsigned int listtype); #ifdef CONFIG_AUDITSYSCALL -extern int __audit_signal_info(int sig, struct task_struct *t); -static inline int audit_signal_info(int sig, struct task_struct *t) -{ - if (auditd_test_task(t) || (audit_signals && !audit_dummy_context())) - return __audit_signal_info(sig, t); - return 0; -} +extern int audit_signal_info(int sig, struct task_struct *t); extern void audit_filter_inodes(struct task_struct *, struct audit_context *); extern struct list_head *audit_killed_trees(void); #else diff --git a/kernel/auditsc.c b/kernel/auditsc.c index e59ffc7fc522..1c2333155893 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c @@ -2249,26 +2249,27 @@ void __audit_ptrace(struct task_struct *t) * If the audit subsystem is being terminated, record the task (pid) * and uid that is doing that. */ -int __audit_signal_info(int sig, struct task_struct *t) +int audit_signal_info(int sig, struct task_struct *t) { struct audit_aux_data_pids *axp; struct task_struct *tsk = current; struct audit_context *ctx = tsk->audit_context; kuid_t uid = current_uid(), t_uid = task_uid(t); - if (auditd_test_task(t)) { - if (sig == SIGTERM || sig == SIGHUP || sig == SIGUSR1 || sig == SIGUSR2) { - audit_sig_pid = task_tgid_nr(tsk); - if (uid_valid(tsk->loginuid)) - audit_sig_uid = tsk->loginuid; - else - audit_sig_uid = uid; - security_task_getsecid(tsk, &audit_sig_sid); - } - if (!audit_signals || audit_dummy_context()) - return 0; + if (auditd_test_task(t) && + (sig == SIGTERM || sig == SIGHUP || + sig == SIGUSR1 || sig == SIGUSR2)) { + audit_sig_pid = task_tgid_nr(tsk); + if (uid_valid(tsk->loginuid)) + audit_sig_uid = tsk->loginuid; + else + audit_sig_uid = uid; + security_task_getsecid(tsk, &audit_sig_sid); } + if (!audit_signals || audit_dummy_context()) + return 0; + /* optimize the common case by putting first signal recipient directly * in audit_context */ if (!ctx->target_pid) {