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authorAl Viro <viro@zeniv.linux.org.uk>2022-05-14 19:40:47 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2023-04-20 22:55:35 -0400
commite73d43760ad938428537dd6ccbb3653297a1bd69 (patch)
tree0a18b0ce0d2ab1995a60a84046cc3d2e664bec23 /arch
parent281117ccb2d2511d03f592dfec7ffdc33651e9b3 (diff)
convert sgx_set_attribute() to fdget()/fdput()
Reviewed-by: Christian Brauner <brauner@kernel.org> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/cpu/sgx/main.c11
1 files 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);