Commit e73d4376 authored by Al Viro's avatar Al Viro
Browse files

convert sgx_set_attribute() to fdget()/fdput() 



Reviewed-by: default avatarChristian Brauner <brauner@kernel.org>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 281117cc

arch/x86/kernel/cpu/sgx/main.c

+5 −6
Original line number Diff line number Diff line
@@ -892,20 +892,19 @@ static struct miscdevice sgx_dev_provision = { 
int sgx_set_attribute(unsigned long *allowed_attributes,

		      unsigned int attribute_fd)

{

	struct file *file;

	struct fd f = fdget(attribute_fd);



	file = fget(attribute_fd);

	if (!file)

	if (!f.file)

		return -EINVAL;



	if (file->f_op != &sgx_provision_fops) {

		fput(file);

	if (f.file->f_op != &sgx_provision_fops) {

		fdput(f);

		return -EINVAL;

	}



	*allowed_attributes |= SGX_ATTR_PROVISIONKEY;



	fput(file);

	fdput(f);

	return 0;

}

EXPORT_SYMBOL_GPL(sgx_set_attribute);