[GIT PULL] security: yama fix for v5.1

* [GIT PULL] security: yama fix for v5.1
@ 2019-03-29 18:10 James Morris
  2019-03-29 21:12 ` [GIT PULL][UPDATED] security: yama and LSM config fixes James Morris
  2019-03-30 17:30 ` [GIT PULL] security: yama fix for v5.1 pr-tracker-bot
  0 siblings, 2 replies; 4+ messages in thread
From: James Morris @ 2019-03-29 18:10 UTC (permalink / raw)
  To: Linus Torvalds; +Cc: linux-security-module, linux-kernel

Please pull this fix for the Yama LSM by Jann Horn.


The following changes since commit 8c7ae38d1ce12a0eaeba655df8562552b3596c7f:

  afs: Fix StoreData op marshalling (2019-03-28 08:54:20 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security.git fixes-v5.1

for you to fetch changes up to 1aa176ef5a451adc0546d5aaa3fb107975c786b7:

  Yama: mark local symbols as static (2019-03-28 10:02:29 -0700)

----------------------------------------------------------------
Jann Horn (1):
      Yama: mark local symbols as static

 security/yama/yama_lsm.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

---
commit 1aa176ef5a451adc0546d5aaa3fb107975c786b7
Author: Jann Horn <jannh@google.com>
Date:   Wed Mar 27 17:21:42 2019 -0700

    Yama: mark local symbols as static
    
    sparse complains that Yama defines functions and a variable as non-static
    even though they don't exist in any header. Fix it by making them static.
    
    Co-developed-by: Mukesh Ojha <mojha@codeaurora.org>
    Signed-off-by: Mukesh Ojha <mojha@codeaurora.org>
    Signed-off-by: Jann Horn <jannh@google.com>
    [kees: merged similar static-ness fixes into a single patch]
    Link: https://lkml.kernel.org/r/20190326230841.87834-1-jannh@google.com
    Link: https://lkml.kernel.org/r/1553673018-19234-1-git-send-email-mojha@codeaurora.org
    Signed-off-by: Kees Cook <keescook@chromium.org>
    Signed-off-by: James Morris <james.morris@microsoft.com>

diff --git a/security/yama/yama_lsm.c b/security/yama/yama_lsm.c
index 57cc60722dd3..efac68556b45 100644
--- a/security/yama/yama_lsm.c
+++ b/security/yama/yama_lsm.c
@@ -206,7 +206,7 @@ static void yama_ptracer_del(struct task_struct *tracer,
  * yama_task_free - check for task_pid to remove from exception list
  * @task: task being removed
  */
-void yama_task_free(struct task_struct *task)
+static void yama_task_free(struct task_struct *task)
 {
 	yama_ptracer_del(task, task);
 }
@@ -222,7 +222,7 @@ void yama_task_free(struct task_struct *task)
  * Return 0 on success, -ve on error.  -ENOSYS is returned when Yama
  * does not handle the given option.
  */
-int yama_task_prctl(int option, unsigned long arg2, unsigned long arg3,
+static int yama_task_prctl(int option, unsigned long arg2, unsigned long arg3,
 			   unsigned long arg4, unsigned long arg5)
 {
 	int rc = -ENOSYS;
@@ -401,7 +401,7 @@ static int yama_ptrace_access_check(struct task_struct *child,
  *
  * Returns 0 if following the ptrace is allowed, -ve on error.
  */
-int yama_ptrace_traceme(struct task_struct *parent)
+static int yama_ptrace_traceme(struct task_struct *parent)
 {
 	int rc = 0;
 
@@ -452,7 +452,7 @@ static int yama_dointvec_minmax(struct ctl_table *table, int write,
 static int zero;
 static int max_scope = YAMA_SCOPE_NO_ATTACH;
 
-struct ctl_path yama_sysctl_path[] = {
+static struct ctl_path yama_sysctl_path[] = {
 	{ .procname = "kernel", },
 	{ .procname = "yama", },
 	{ }

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