diff options
Diffstat (limited to 'drivers/firmware/efi/efivars.c')
| -rw-r--r-- | drivers/firmware/efi/efivars.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/firmware/efi/efivars.c b/drivers/firmware/efi/efivars.c index 06ec6ee1c58a..2c21cccc2572 100644 --- a/drivers/firmware/efi/efivars.c +++ b/drivers/firmware/efi/efivars.c @@ -347,6 +347,9 @@ static ssize_t efivar_create(struct file *filp, struct kobject *kobj, if (!capable(CAP_SYS_ADMIN)) return -EACCES; + if (count != sizeof(*new_var)) + return -EINVAL; + attributes = new_var->Attributes; size = new_var->DataSize; data = new_var->Data; @@ -395,6 +398,9 @@ static ssize_t efivar_delete(struct file *filp, struct kobject *kobj, if (!capable(CAP_SYS_ADMIN)) return -EACCES; + if (count != sizeof(*del_var)) + return -EINVAL; + name = del_var->VariableName; vendor = del_var->VendorGuid; |