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Eric W. Biederman wrote: > @@ -317,7 +326,9 @@ static long do_fcntl(int fd, unsigned in > * current syscall conventions, the only way > * to fix this will be in libc. > */ > - err = filp->f_owner.pid; > + err = 0; > + if (filp->f_owner.tref->task) > + err = filp->f_owner.pid; Probably not very important, but why don't you use filp->f_owner.tref->task->pid? This way you could completely get rid of the pid field in fown_struct. > --- a/net/socket.c > +++ b/net/socket.c > @@ -855,7 +855,10 @@ static long sock_ioctl(struct file *file > break; > case FIOGETOWN: > case SIOCGPGRP: > - err = put_user(sock->file->f_owner.pid, (int __user *)argp); > + pid = 0; > + if (sock->file->f_owner.tref->task) > + pid = sock->file->f_owner.pid; > + err = put_user(pid, (int __user *)argp); Same here. -- Suleiman - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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