[MIPS] Sparse: Add __user tags to syscall.c
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org> ---
This commit is contained in:
Atsushi Nemoto
Ralf Baechle
parent
72bf891421
commit
be6e518b62
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@ -212,12 +212,12 @@ asmlinkage int sys_execve(nabi_no_regargs struct pt_regs regs)
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int error;
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char * filename;
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filename = getname((char *) (long)regs.regs[4]);
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filename = getname((char __user *) (long)regs.regs[4]);
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error = PTR_ERR(filename);
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if (IS_ERR(filename))
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goto out;
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error = do_execve(filename, (char **) (long)regs.regs[5],
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(char **) (long)regs.regs[6], ®s);
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error = do_execve(filename, (char __user *__user *) (long)regs.regs[5],
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(char __user *__user *) (long)regs.regs[6], ®s);
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putname(filename);
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out:
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@ -227,7 +227,7 @@ out:
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/*
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* Compacrapability ...
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*/
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asmlinkage int sys_uname(struct old_utsname * name)
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asmlinkage int sys_uname(struct old_utsname __user * name)
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{
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if (name && !copy_to_user(name, &system_utsname, sizeof (*name)))
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return 0;
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@ -237,7 +237,7 @@ asmlinkage int sys_uname(struct old_utsname * name)
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/*
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* Compacrapability ...
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*/
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asmlinkage int sys_olduname(struct oldold_utsname * name)
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asmlinkage int sys_olduname(struct oldold_utsname __user * name)
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{
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int error;
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@ -274,7 +274,7 @@ void sys_set_thread_area(unsigned long addr)
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asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3)
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{
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int tmp, len;
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char *name;
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char __user *name;
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switch(cmd) {
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case SETNAME: {
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@ -283,7 +283,7 @@ asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3)
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if (!capable(CAP_SYS_ADMIN))
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return -EPERM;
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name = (char *) arg1;
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name = (char __user *) arg1;
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len = strncpy_from_user(nodename, name, __NEW_UTS_LEN);
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if (len < 0)
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@ -324,7 +324,7 @@ asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3)
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* This is really horribly ugly.
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*/
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asmlinkage int sys_ipc (uint call, int first, int second,
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unsigned long third, void *ptr, long fifth)
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unsigned long third, void __user *ptr, long fifth)
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{
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int version, ret;
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@ -333,24 +333,25 @@ asmlinkage int sys_ipc (uint call, int first, int second,
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switch (call) {
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case SEMOP:
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return sys_semtimedop (first, (struct sembuf *)ptr, second,
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NULL);
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return sys_semtimedop (first, (struct sembuf __user *)ptr,
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second, NULL);
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case SEMTIMEDOP:
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return sys_semtimedop (first, (struct sembuf *)ptr, second,
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(const struct timespec __user *)fifth);
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return sys_semtimedop (first, (struct sembuf __user *)ptr,
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second,
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(const struct timespec __user *)fifth);
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case SEMGET:
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return sys_semget (first, second, third);
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case SEMCTL: {
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union semun fourth;
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if (!ptr)
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return -EINVAL;
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if (get_user(fourth.__pad, (void **) ptr))
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if (get_user(fourth.__pad, (void *__user *) ptr))
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return -EFAULT;
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return sys_semctl (first, second, third, fourth);
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}
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case MSGSND:
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return sys_msgsnd (first, (struct msgbuf *) ptr,
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return sys_msgsnd (first, (struct msgbuf __user *) ptr,
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second, third);
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case MSGRCV:
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switch (version) {
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@ -360,7 +361,7 @@ asmlinkage int sys_ipc (uint call, int first, int second,
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return -EINVAL;
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if (copy_from_user(&tmp,
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(struct ipc_kludge *) ptr,
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(struct ipc_kludge __user *) ptr,
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sizeof (tmp)))
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return -EFAULT;
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return sys_msgrcv (first, tmp.msgp, second,
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@ -368,35 +369,38 @@ asmlinkage int sys_ipc (uint call, int first, int second,
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}
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default:
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return sys_msgrcv (first,
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(struct msgbuf *) ptr,
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(struct msgbuf __user *) ptr,
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second, fifth, third);
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}
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case MSGGET:
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return sys_msgget ((key_t) first, second);
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case MSGCTL:
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return sys_msgctl (first, second, (struct msqid_ds *) ptr);
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return sys_msgctl (first, second,
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(struct msqid_ds __user *) ptr);
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case SHMAT:
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switch (version) {
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default: {
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ulong raddr;
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ret = do_shmat (first, (char *) ptr, second, &raddr);
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ret = do_shmat (first, (char __user *) ptr, second,
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&raddr);
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if (ret)
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return ret;
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return put_user (raddr, (ulong *) third);
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return put_user (raddr, (ulong __user *) third);
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}
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case 1: /* iBCS2 emulator entry point */
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if (!segment_eq(get_fs(), get_ds()))
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return -EINVAL;
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return do_shmat (first, (char *) ptr, second, (ulong *) third);
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return do_shmat (first, (char __user *) ptr, second,
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(ulong *) third);
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}
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case SHMDT:
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return sys_shmdt ((char *)ptr);
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return sys_shmdt ((char __user *)ptr);
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case SHMGET:
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return sys_shmget (first, second, third);
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case SHMCTL:
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return sys_shmctl (first, second,
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(struct shmid_ds *) ptr);
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(struct shmid_ds __user *) ptr);
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default:
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return -ENOSYS;
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}
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