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Subject[PATCH 2/8] convert sgx_set_attribute() to fdget()/fdput()
Date
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
arch/x86/kernel/cpu/sgx/main.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kernel/cpu/sgx/main.c b/arch/x86/kernel/cpu/sgx/main.c
index e5a37b6e9aa5..166692f2d501 100644
--- a/arch/x86/kernel/cpu/sgx/main.c
+++ b/arch/x86/kernel/cpu/sgx/main.c
@@ -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);
--
2.30.2
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