xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge tag 'v4.5-rc5' into efi/core, before queueing up new changes

Browse Source 
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2016-02-22 08:26:05 +01:00
parent 35575e0e8b 81f70ba233
commit ab876728a9
789 changed files with 7267 additions and 56875 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
drivers/firmware/efi/efivars.c
View File

@@ -221,7 +221,7 @@ sanity_check(struct efi_variable *var, efi_char16_t *name, efi_guid_t vendor,
}
if ((attributes & ~EFI_VARIABLE_MASK) != 0 ||
efivar_validate(name, data, size) == false) {
efivar_validate(vendor, name, data, size) == false) {
printk(KERN_ERR "efivars: Malformed variable content\n");
return -EINVAL;
}
@@ -447,7 +447,8 @@ static ssize_t efivar_create(struct file *filp, struct kobject *kobj,
}
if ((attributes & ~EFI_VARIABLE_MASK) != 0 ||
efivar_validate(name, data, size) == false) {
efivar_validate(new_var->VendorGuid, name, data,
size) == false) {
printk(KERN_ERR "efivars: Malformed variable content\n");
return -EINVAL;
}
@@ -540,38 +541,30 @@ static ssize_t efivar_delete(struct file *filp, struct kobject *kobj,
static int
efivar_create_sysfs_entry(struct efivar_entry *new_var)
{
int i, short_name_size;
int short_name_size;
char *short_name;
unsigned long variable_name_size;
efi_char16_t *variable_name;
unsigned long utf8_name_size;
efi_char16_t *variable_name = new_var->var.VariableName;
int ret;
variable_name = new_var->var.VariableName;
variable_name_size = ucs2_strlen(variable_name) * sizeof(efi_char16_t);
/*
* Length of the variable bytes in ASCII, plus the '-' separator,
* Length of the variable bytes in UTF8, plus the '-' separator,
* plus the GUID, plus trailing NUL
*/
short_name_size = variable_name_size / sizeof(efi_char16_t)
+ 1 + EFI_VARIABLE_GUID_LEN + 1;
short_name = kzalloc(short_name_size, GFP_KERNEL);
utf8_name_size = ucs2_utf8size(variable_name);
short_name_size = utf8_name_size + 1 + EFI_VARIABLE_GUID_LEN + 1;
short_name = kmalloc(short_name_size, GFP_KERNEL);
if (!short_name)
return -ENOMEM;
/* Convert Unicode to normal chars (assume top bits are 0),
ala UTF-8 */
for (i=0; i < (int)(variable_name_size / sizeof(efi_char16_t)); i++) {
short_name[i] = variable_name[i] & 0xFF;
}
ucs2_as_utf8(short_name, variable_name, short_name_size);
/* This is ugly, but necessary to separate one vendor's
private variables from another's. */
*(short_name + strlen(short_name)) = '-';
short_name[utf8_name_size] = '-';
efi_guid_to_str(&new_var->var.VendorGuid,
short_name + strlen(short_name));
short_name + utf8_name_size + 1);
new_var->kobj.kset = efivars_kset;