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path: root/drivers/platform/x86/panasonic-laptop.c
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Diffstat (limited to 'drivers/platform/x86/panasonic-laptop.c')
-rw-r--r--drivers/platform/x86/panasonic-laptop.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/platform/x86/panasonic-laptop.c b/drivers/platform/x86/panasonic-laptop.c
index c47a44dcb702..a5ce4bc202e3 100644
--- a/drivers/platform/x86/panasonic-laptop.c
+++ b/drivers/platform/x86/panasonic-laptop.c
@@ -184,6 +184,7 @@ static const struct acpi_device_id pcc_device_ids[] = {
{ "MAT0019", 0},
{ "", 0},
};
+MODULE_DEVICE_TABLE(acpi, pcc_device_ids);
static struct acpi_driver acpi_pcc_driver = {
.name = ACPI_PCC_DRIVER_NAME,
@@ -366,7 +367,7 @@ static ssize_t show_numbatt(struct device *dev, struct device_attribute *attr,
if (!acpi_pcc_retrieve_biosdata(pcc, pcc->sinf))
return -EIO;
- return sprintf(buf, "%u\n", pcc->sinf[SINF_NUM_BATTERIES]);
+ return snprintf(buf, PAGE_SIZE, "%u\n", pcc->sinf[SINF_NUM_BATTERIES]);
}
static ssize_t show_lcdtype(struct device *dev, struct device_attribute *attr,
@@ -378,7 +379,7 @@ static ssize_t show_lcdtype(struct device *dev, struct device_attribute *attr,
if (!acpi_pcc_retrieve_biosdata(pcc, pcc->sinf))
return -EIO;
- return sprintf(buf, "%u\n", pcc->sinf[SINF_LCD_TYPE]);
+ return snprintf(buf, PAGE_SIZE, "%u\n", pcc->sinf[SINF_LCD_TYPE]);
}
static ssize_t show_mute(struct device *dev, struct device_attribute *attr,
@@ -390,7 +391,7 @@ static ssize_t show_mute(struct device *dev, struct device_attribute *attr,
if (!acpi_pcc_retrieve_biosdata(pcc, pcc->sinf))
return -EIO;
- return sprintf(buf, "%u\n", pcc->sinf[SINF_MUTE]);
+ return snprintf(buf, PAGE_SIZE, "%u\n", pcc->sinf[SINF_MUTE]);
}
static ssize_t show_sticky(struct device *dev, struct device_attribute *attr,
@@ -402,7 +403,7 @@ static ssize_t show_sticky(struct device *dev, struct device_attribute *attr,
if (!acpi_pcc_retrieve_biosdata(pcc, pcc->sinf))
return -EIO;
- return sprintf(buf, "%u\n", pcc->sinf[SINF_STICKY_KEY]);
+ return snprintf(buf, PAGE_SIZE, "%u\n", pcc->sinf[SINF_STICKY_KEY]);
}
static ssize_t set_sticky(struct device *dev, struct device_attribute *attr,