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-rw-r--r--include/linux/lsm_hook_defs.h2
-rw-r--r--include/linux/security.h7
-rw-r--r--kernel/capability.c2
-rw-r--r--security/apparmor/lsm.c2
-rw-r--r--security/commoncap.c2
-rw-r--r--security/security.c2
-rw-r--r--security/selinux/hooks.c2
7 files changed, 10 insertions, 9 deletions
diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h
index 920d8f16fa99..540caa703573 100644
--- a/include/linux/lsm_hook_defs.h
+++ b/include/linux/lsm_hook_defs.h
@@ -36,7 +36,7 @@ LSM_HOOK(int, 0, binder_transfer_file, const struct cred *from,
LSM_HOOK(int, 0, ptrace_access_check, struct task_struct *child,
unsigned int mode)
LSM_HOOK(int, 0, ptrace_traceme, struct task_struct *parent)
-LSM_HOOK(int, 0, capget, struct task_struct *target, kernel_cap_t *effective,
+LSM_HOOK(int, 0, capget, const struct task_struct *target, kernel_cap_t *effective,
kernel_cap_t *inheritable, kernel_cap_t *permitted)
LSM_HOOK(int, 0, capset, struct cred *new, const struct cred *old,
const kernel_cap_t *effective, const kernel_cap_t *inheritable,
diff --git a/include/linux/security.h b/include/linux/security.h
index 32828502f09e..7665f56d920a 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -145,7 +145,8 @@ extern int cap_capable(const struct cred *cred, struct user_namespace *ns,
extern int cap_settime(const struct timespec64 *ts, const struct timezone *tz);
extern int cap_ptrace_access_check(struct task_struct *child, unsigned int mode);
extern int cap_ptrace_traceme(struct task_struct *parent);
-extern int cap_capget(struct task_struct *target, kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted);
+extern int cap_capget(const struct task_struct *target, kernel_cap_t *effective,
+ kernel_cap_t *inheritable, kernel_cap_t *permitted);
extern int cap_capset(struct cred *new, const struct cred *old,
const kernel_cap_t *effective,
const kernel_cap_t *inheritable,
@@ -271,7 +272,7 @@ int security_binder_transfer_file(const struct cred *from,
const struct cred *to, struct file *file);
int security_ptrace_access_check(struct task_struct *child, unsigned int mode);
int security_ptrace_traceme(struct task_struct *parent);
-int security_capget(struct task_struct *target,
+int security_capget(const struct task_struct *target,
kernel_cap_t *effective,
kernel_cap_t *inheritable,
kernel_cap_t *permitted);
@@ -553,7 +554,7 @@ static inline int security_ptrace_traceme(struct task_struct *parent)
return cap_ptrace_traceme(parent);
}
-static inline int security_capget(struct task_struct *target,
+static inline int security_capget(const struct task_struct *target,
kernel_cap_t *effective,
kernel_cap_t *inheritable,
kernel_cap_t *permitted)
diff --git a/kernel/capability.c b/kernel/capability.c
index 1a2795102ae4..dac4df77e376 100644
--- a/kernel/capability.c
+++ b/kernel/capability.c
@@ -112,7 +112,7 @@ static inline int cap_get_target_pid(pid_t pid, kernel_cap_t *pEp,
int ret;
if (pid && (pid != task_pid_vnr(current))) {
- struct task_struct *target;
+ const struct task_struct *target;
rcu_read_lock();
diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
index c9463bd0307d..108eccc5ada5 100644
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c
@@ -144,7 +144,7 @@ static int apparmor_ptrace_traceme(struct task_struct *parent)
}
/* Derived from security/commoncap.c:cap_capget */
-static int apparmor_capget(struct task_struct *target, kernel_cap_t *effective,
+static int apparmor_capget(const struct task_struct *target, kernel_cap_t *effective,
kernel_cap_t *inheritable, kernel_cap_t *permitted)
{
struct aa_label *label;
diff --git a/security/commoncap.c b/security/commoncap.c
index ab5742ab4362..bc0521104197 100644
--- a/security/commoncap.c
+++ b/security/commoncap.c
@@ -197,7 +197,7 @@ out:
* This function retrieves the capabilities of the nominated task and returns
* them to the caller.
*/
-int cap_capget(struct task_struct *target, kernel_cap_t *effective,
+int cap_capget(const struct task_struct *target, kernel_cap_t *effective,
kernel_cap_t *inheritable, kernel_cap_t *permitted)
{
const struct cred *cred;
diff --git a/security/security.c b/security/security.c
index 9177fd0968bd..6962ea38a98f 100644
--- a/security/security.c
+++ b/security/security.c
@@ -894,7 +894,7 @@ int security_ptrace_traceme(struct task_struct *parent)
*
* Return: Returns 0 if the capability sets were successfully obtained.
*/
-int security_capget(struct task_struct *target,
+int security_capget(const struct task_struct *target,
kernel_cap_t *effective,
kernel_cap_t *inheritable,
kernel_cap_t *permitted)
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index a0787f07d745..c816dc5de627 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2082,7 +2082,7 @@ static int selinux_ptrace_traceme(struct task_struct *parent)
SECCLASS_PROCESS, PROCESS__PTRACE, NULL);
}
-static int selinux_capget(struct task_struct *target, kernel_cap_t *effective,
+static int selinux_capget(const struct task_struct *target, kernel_cap_t *effective,
kernel_cap_t *inheritable, kernel_cap_t *permitted)
{
return avc_has_perm(current_sid(), task_sid_obj(target),