Messages in this thread | | | Date | Thu, 23 May 2019 18:20:05 +0200 | From | Oleg Nesterov <> | Subject | Re: [PATCH v2 1/2] open: add close_range() |
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On 05/23, Christian Brauner wrote: > > +int __close_range(struct files_struct *files, unsigned fd, unsigned max_fd) > +{ > + unsigned int cur_max; > + > + if (fd > max_fd) > + return -EINVAL; > + > + rcu_read_lock(); > + cur_max = files_fdtable(files)->max_fds; > + rcu_read_unlock(); > + > + /* cap to last valid index into fdtable */ > + max_fd = max(max_fd, (cur_max - 1)); ^^^
Hmm. min() ?
Oleg.
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