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| author | Eric W. Biederman <ebiederm@xmission.com> | 2018-03-23 05:08:27 +0300 |
|---|---|---|
| committer | Eric W. Biederman <ebiederm@xmission.com> | 2018-03-23 05:08:27 +0300 |
| commit | 7191adff2a5566efb139c79ea03eda3d0520d44a (patch) | |
| tree | bfde0d973881cfaa21e9993b290de4ca9c5bbe4b /include/linux/security.h | |
| parent | aefad9593ec5ad4aae5346253a8b646364cd7317 (diff) | |
| download | linux-7191adff2a5566efb139c79ea03eda3d0520d44a.tar.xz | |
shm/security: Pass kern_ipc_perm not shmid_kernel into the shm security hooks
All of the implementations of security hooks that take shmid_kernel only
access shm_perm the struct kern_ipc_perm member. This means the
dependencies of the shm security hooks can be simplified by passing
the kern_ipc_perm member of shmid_kernel..
Making this change will allow struct shmid_kernel to become private to ipc/shm.c.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'include/linux/security.h')
| -rw-r--r-- | include/linux/security.h | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/include/linux/security.h b/include/linux/security.h index fa7adac4b99a..f390755808ea 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -49,7 +49,6 @@ struct qstr; struct iattr; struct fown_struct; struct file_operations; -struct shmid_kernel; struct msg_msg; struct msg_queue; struct xattr; @@ -362,11 +361,11 @@ int security_msg_queue_msgsnd(struct msg_queue *msq, struct msg_msg *msg, int msqflg); int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg, struct task_struct *target, long type, int mode); -int security_shm_alloc(struct shmid_kernel *shp); -void security_shm_free(struct shmid_kernel *shp); -int security_shm_associate(struct shmid_kernel *shp, int shmflg); -int security_shm_shmctl(struct shmid_kernel *shp, int cmd); -int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg); +int security_shm_alloc(struct kern_ipc_perm *shp); +void security_shm_free(struct kern_ipc_perm *shp); +int security_shm_associate(struct kern_ipc_perm *shp, int shmflg); +int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd); +int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg); int security_sem_alloc(struct kern_ipc_perm *sma); void security_sem_free(struct kern_ipc_perm *sma); int security_sem_associate(struct kern_ipc_perm *sma, int semflg); @@ -1077,26 +1076,26 @@ static inline int security_msg_queue_msgrcv(struct msg_queue *msq, return 0; } -static inline int security_shm_alloc(struct shmid_kernel *shp) +static inline int security_shm_alloc(struct kern_ipc_perm *shp) { return 0; } -static inline void security_shm_free(struct shmid_kernel *shp) +static inline void security_shm_free(struct kern_ipc_perm *shp) { } -static inline int security_shm_associate(struct shmid_kernel *shp, +static inline int security_shm_associate(struct kern_ipc_perm *shp, int shmflg) { return 0; } -static inline int security_shm_shmctl(struct shmid_kernel *shp, int cmd) +static inline int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd) { return 0; } -static inline int security_shm_shmat(struct shmid_kernel *shp, +static inline int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg) { return 0; |