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-rw-r--r--drivers/firmware/efi/efi-pstore.c11
-rw-r--r--drivers/firmware/efi/efi.c2
-rw-r--r--drivers/firmware/efi/efivars.c3
-rw-r--r--drivers/firmware/efi/vars.c37
-rw-r--r--drivers/firmware/google/gsmi.c9
5 files changed, 27 insertions, 35 deletions
diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c
index 47ae712c9504..221ad1bf94de 100644
--- a/drivers/firmware/efi/efi-pstore.c
+++ b/drivers/firmware/efi/efi-pstore.c
@@ -1,6 +1,7 @@
#include <linux/efi.h>
#include <linux/module.h>
#include <linux/pstore.h>
+#include <linux/ucs2_string.h>
#define DUMP_NAME_LEN 52
@@ -140,15 +141,15 @@ static int efi_pstore_erase_func(struct efivar_entry *entry, void *data)
efi_guid_t vendor = LINUX_EFI_CRASH_GUID;
efi_char16_t efi_name_old[DUMP_NAME_LEN];
efi_char16_t *efi_name = ed->name;
- unsigned long utf16_len = utf16_strlen(ed->name);
+ unsigned long ucs2_len = ucs2_strlen(ed->name);
char name_old[DUMP_NAME_LEN];
int i;
if (efi_guidcmp(entry->var.VendorGuid, vendor))
return 0;
- if (utf16_strncmp(entry->var.VariableName,
- efi_name, (size_t)utf16_len)) {
+ if (ucs2_strncmp(entry->var.VariableName,
+ efi_name, (size_t)ucs2_len)) {
/*
* Check if an old format, which doesn't support
* holding multiple logs, remains.
@@ -159,8 +160,8 @@ static int efi_pstore_erase_func(struct efivar_entry *entry, void *data)
for (i = 0; i < DUMP_NAME_LEN; i++)
efi_name_old[i] = name_old[i];
- if (utf16_strncmp(entry->var.VariableName, efi_name_old,
- utf16_strlen(efi_name_old)))
+ if (ucs2_strncmp(entry->var.VariableName, efi_name_old,
+ ucs2_strlen(efi_name_old)))
return 0;
}
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 32bdf4f8e432..5145fa344ad5 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -72,7 +72,7 @@ static int generic_ops_register(void)
generic_ops.get_variable = efi.get_variable;
generic_ops.set_variable = efi.set_variable;
generic_ops.get_next_variable = efi.get_next_variable;
- generic_ops.query_variable_info = efi.query_variable_info;
+ generic_ops.query_variable_store = efi_query_variable_store;
return efivars_register(&generic_efivars, &generic_ops, efi_kobj);
}
diff --git a/drivers/firmware/efi/efivars.c b/drivers/firmware/efi/efivars.c
index 70635b3b59d3..f8f5e5d9e020 100644
--- a/drivers/firmware/efi/efivars.c
+++ b/drivers/firmware/efi/efivars.c
@@ -67,6 +67,7 @@
#include <linux/efi.h>
#include <linux/module.h>
+#include <linux/ucs2_string.h>
#define EFIVARS_VERSION "0.08"
#define EFIVARS_DATE "2004-May-17"
@@ -407,7 +408,7 @@ efivar_create_sysfs_entry(struct efivar_entry *new_var)
efi_char16_t *variable_name;
variable_name = new_var->var.VariableName;
- variable_name_size = utf16_strlen(variable_name) * sizeof(efi_char16_t);
+ variable_name_size = ucs2_strlen(variable_name) * sizeof(efi_char16_t);
/*
* Length of the variable bytes in ASCII, plus the '-' separator,
diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c
index dd1c20a426fa..1d80c1ca39c5 100644
--- a/drivers/firmware/efi/vars.c
+++ b/drivers/firmware/efi/vars.c
@@ -32,6 +32,7 @@
#include <linux/device.h>
#include <linux/slab.h>
#include <linux/ctype.h>
+#include <linux/ucs2_string.h>
/* Private pointer to registered efivars */
static struct efivars *__efivars;
@@ -91,7 +92,7 @@ validate_load_option(struct efi_variable *var, int match, u8 *buffer,
u16 filepathlength;
int i, desclength = 0, namelen;
- namelen = utf16_strnlen(var->VariableName, sizeof(var->VariableName));
+ namelen = ucs2_strnlen(var->VariableName, sizeof(var->VariableName));
/* Either "Boot" or "Driver" followed by four digits of hex */
for (i = match; i < match+4; i++) {
@@ -114,7 +115,7 @@ validate_load_option(struct efi_variable *var, int match, u8 *buffer,
* There's no stored length for the description, so it has to be
* found by hand
*/
- desclength = utf16_strsize((efi_char16_t *)(buffer + 6), len - 6) + 2;
+ desclength = ucs2_strsize((efi_char16_t *)(buffer + 6), len - 6) + 2;
/* Each boot entry must have a descriptor */
if (!desclength)
@@ -228,24 +229,12 @@ EXPORT_SYMBOL_GPL(efivar_validate);
static efi_status_t
check_var_size(u32 attributes, unsigned long size)
{
- u64 storage_size, remaining_size, max_size;
- efi_status_t status;
const struct efivar_operations *fops = __efivars->ops;
- if (!fops->query_variable_info)
+ if (!fops->query_variable_store)
return EFI_UNSUPPORTED;
- status = fops->query_variable_info(attributes, &storage_size,
- &remaining_size, &max_size);
-
- if (status != EFI_SUCCESS)
- return status;
-
- if (!storage_size || size > remaining_size || size > max_size ||
- (remaining_size - size) < (storage_size / 2))
- return EFI_OUT_OF_RESOURCES;
-
- return status;
+ return fops->query_variable_store(attributes, size);
}
static int efi_status_to_err(efi_status_t status)
@@ -288,9 +277,9 @@ static bool variable_is_present(efi_char16_t *variable_name, efi_guid_t *vendor,
unsigned long strsize1, strsize2;
bool found = false;
- strsize1 = utf16_strsize(variable_name, 1024);
+ strsize1 = ucs2_strsize(variable_name, 1024);
list_for_each_entry_safe(entry, n, head, list) {
- strsize2 = utf16_strsize(entry->var.VariableName, 1024);
+ strsize2 = ucs2_strsize(entry->var.VariableName, 1024);
if (strsize1 == strsize2 &&
!memcmp(variable_name, &(entry->var.VariableName),
strsize2) &&
@@ -594,7 +583,7 @@ int efivar_entry_set(struct efivar_entry *entry, u32 attributes,
return -EEXIST;
}
- status = check_var_size(attributes, size + utf16_strsize(name, 1024));
+ status = check_var_size(attributes, size + ucs2_strsize(name, 1024));
if (status == EFI_SUCCESS || status == EFI_UNSUPPORTED)
status = ops->set_variable(name, &vendor,
attributes, size, data);
@@ -630,7 +619,7 @@ int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes,
unsigned long flags;
efi_status_t status;
- if (!ops->query_variable_info)
+ if (!ops->query_variable_store)
return -ENOSYS;
if (!block && spin_trylock_irqsave(&__efivars->lock, flags))
@@ -638,7 +627,7 @@ int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes,
else
spin_lock_irqsave(&__efivars->lock, flags);
- status = check_var_size(attributes, size + utf16_strsize(name, 1024));
+ status = check_var_size(attributes, size + ucs2_strsize(name, 1024));
if (status != EFI_SUCCESS) {
spin_unlock_irqrestore(&__efivars->lock, flags);
return -ENOSPC;
@@ -679,8 +668,8 @@ struct efivar_entry *efivar_entry_find(efi_char16_t *name, efi_guid_t guid,
WARN_ON(!spin_is_locked(&__efivars->lock));
list_for_each_entry_safe(entry, n, head, list) {
- strsize1 = utf16_strsize(name, 1024);
- strsize2 = utf16_strsize(entry->var.VariableName, 1024);
+ strsize1 = ucs2_strsize(name, 1024);
+ strsize2 = ucs2_strsize(entry->var.VariableName, 1024);
if (strsize1 == strsize2 &&
!memcmp(name, &(entry->var.VariableName), strsize1) &&
!efi_guidcmp(guid, entry->var.VendorGuid)) {
@@ -818,7 +807,7 @@ int efivar_entry_set_get_size(struct efivar_entry *entry, u32 attributes,
/*
* Ensure that the available space hasn't shrunk below the safe level
*/
- status = check_var_size(attributes, *size + utf16_strsize(name, 1024));
+ status = check_var_size(attributes, *size + ucs2_strsize(name, 1024));
if (status != EFI_SUCCESS) {
if (status != EFI_UNSUPPORTED) {
err = efi_status_to_err(status);
diff --git a/drivers/firmware/google/gsmi.c b/drivers/firmware/google/gsmi.c
index 757b2d92d5b0..acba0b9f4406 100644
--- a/drivers/firmware/google/gsmi.c
+++ b/drivers/firmware/google/gsmi.c
@@ -28,6 +28,7 @@
#include <linux/reboot.h>
#include <linux/efi.h>
#include <linux/module.h>
+#include <linux/ucs2_string.h>
#define GSMI_SHUTDOWN_CLEAN 0 /* Clean Shutdown */
/* TODO(mikew@google.com): Tie in HARDLOCKUP_DETECTOR with NMIWDT */
@@ -300,7 +301,7 @@ static efi_status_t gsmi_get_variable(efi_char16_t *name,
};
efi_status_t ret = EFI_SUCCESS;
unsigned long flags;
- size_t name_len = utf16_strnlen(name, GSMI_BUF_SIZE / 2);
+ size_t name_len = ucs2_strnlen(name, GSMI_BUF_SIZE / 2);
int rc;
if (name_len >= GSMI_BUF_SIZE / 2)
@@ -369,7 +370,7 @@ static efi_status_t gsmi_get_next_variable(unsigned long *name_size,
return EFI_BAD_BUFFER_SIZE;
/* Let's make sure the thing is at least null-terminated */
- if (utf16_strnlen(name, GSMI_BUF_SIZE / 2) == GSMI_BUF_SIZE / 2)
+ if (ucs2_strnlen(name, GSMI_BUF_SIZE / 2) == GSMI_BUF_SIZE / 2)
return EFI_INVALID_PARAMETER;
spin_lock_irqsave(&gsmi_dev.lock, flags);
@@ -397,7 +398,7 @@ static efi_status_t gsmi_get_next_variable(unsigned long *name_size,
/* Copy the name back */
memcpy(name, gsmi_dev.name_buf->start, GSMI_BUF_SIZE);
- *name_size = utf16_strnlen(name, GSMI_BUF_SIZE / 2) * 2;
+ *name_size = ucs2_strnlen(name, GSMI_BUF_SIZE / 2) * 2;
/* copy guid to return buffer */
memcpy(vendor, &param.guid, sizeof(param.guid));
@@ -423,7 +424,7 @@ static efi_status_t gsmi_set_variable(efi_char16_t *name,
EFI_VARIABLE_BOOTSERVICE_ACCESS |
EFI_VARIABLE_RUNTIME_ACCESS,
};
- size_t name_len = utf16_strnlen(name, GSMI_BUF_SIZE / 2);
+ size_t name_len = ucs2_strnlen(name, GSMI_BUF_SIZE / 2);
efi_status_t ret = EFI_SUCCESS;
int rc;
unsigned long flags;
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-29 02:34:31 +0300