Commit 02e5ad97 authored Jun 26, 2019 by Al Viro

perf_event_get(): don't bother with fget_raw()



... since we immediately follow that with check that it *is* an
opened perf file, with O_PATH ones ending with with the same
-EBADF we'd get for descriptor that isn't opened at all.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

parent 8811249f

kernel/events/core.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -11554,9 +11554,7 @@ void perf_event_delayed_put(struct task_struct *task)

		struct file *perf_event_get(unsigned int fd)
		{
		struct file *file;

		file = fget_raw(fd);
		struct file *file = fget(fd);
		if (!file)
		return ERR_PTR(-EBADF);