osf_wait4(): fix infoleak
commit a8c39544a6eb2093c04afd5005b6192bd0e880c6 upstream. failing sys_wait4() won't fill struct rusage... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 4 additions and 2 deletions
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@ -1188,8 +1188,10 @@ SYSCALL_DEFINE4(osf_wait4, pid_t, pid, int __user *, ustatus, int, options,
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if (!access_ok(VERIFY_WRITE, ur, sizeof(*ur)))
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return -EFAULT;
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err = 0;
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err |= put_user(status, ustatus);
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err = put_user(status, ustatus);
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if (ret < 0)
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return err ? err : ret;
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err |= __put_user(r.ru_utime.tv_sec, &ur->ru_utime.tv_sec);
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err |= __put_user(r.ru_utime.tv_usec, &ur->ru_utime.tv_usec);
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err |= __put_user(r.ru_stime.tv_sec, &ur->ru_stime.tv_sec);
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