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platform/x86: uv_sysfs: Use sysfs_emit() instead of scnprintf() 

Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the
value to be returned to user space.

Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
Reviewed-by: Justin Ernst <justin.ernst@hpe.com>
Link: https://lore.kernel.org/r/202212021705128095546@zte.com.cn
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
ye xingchen 2022-12-02 17:05:12 +08:00 committed by Hans de Goede
parent 727cc0147f
commit d240849c75
1 changed files with 8 additions and 8 deletions
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16
drivers/platform/x86/uv_sysfs.c
View File

@ -119,12 +119,12 @@ struct uv_hub {
static ssize_t hub_name_show(struct uv_bios_hub_info *hub_info, char *buf) static ssize_t hub_name_show(struct uv_bios_hub_info *hub_info, char *buf)
{ {
return scnprintf(buf, PAGE_SIZE, "%s\n", hub_info->name); return sysfs_emit(buf, "%s\n", hub_info->name);
} }
static ssize_t hub_location_show(struct uv_bios_hub_info *hub_info, char *buf) static ssize_t hub_location_show(struct uv_bios_hub_info *hub_info, char *buf)
{ {
return scnprintf(buf, PAGE_SIZE, "%s\n", hub_info->location); return sysfs_emit(buf, "%s\n", hub_info->location);
} }
static ssize_t hub_partition_show(struct uv_bios_hub_info *hub_info, char *buf) static ssize_t hub_partition_show(struct uv_bios_hub_info *hub_info, char *buf)
@ -460,12 +460,12 @@ struct uv_pci_top_obj {
static ssize_t uv_pci_type_show(struct uv_pci_top_obj *top_obj, char *buf) static ssize_t uv_pci_type_show(struct uv_pci_top_obj *top_obj, char *buf)
{ {
return scnprintf(buf, PAGE_SIZE, "%s\n", top_obj->type); return sysfs_emit(buf, "%s\n", top_obj->type);
} }
static ssize_t uv_pci_location_show(struct uv_pci_top_obj *top_obj, char *buf) static ssize_t uv_pci_location_show(struct uv_pci_top_obj *top_obj, char *buf)
{ {
return scnprintf(buf, PAGE_SIZE, "%s\n", top_obj->location); return sysfs_emit(buf, "%s\n", top_obj->location);
} }
static ssize_t uv_pci_iio_stack_show(struct uv_pci_top_obj *top_obj, char *buf) static ssize_t uv_pci_iio_stack_show(struct uv_pci_top_obj *top_obj, char *buf)
@ -475,7 +475,7 @@ static ssize_t uv_pci_iio_stack_show(struct uv_pci_top_obj *top_obj, char *buf)
static ssize_t uv_pci_ppb_addr_show(struct uv_pci_top_obj *top_obj, char *buf) static ssize_t uv_pci_ppb_addr_show(struct uv_pci_top_obj *top_obj, char *buf)
{ {
return scnprintf(buf, PAGE_SIZE, "%s\n", top_obj->ppb_addr); return sysfs_emit(buf, "%s\n", top_obj->ppb_addr);
} }
static ssize_t uv_pci_slot_show(struct uv_pci_top_obj *top_obj, char *buf) static ssize_t uv_pci_slot_show(struct uv_pci_top_obj *top_obj, char *buf)
@ -737,7 +737,7 @@ static ssize_t coherence_id_show(struct kobject *kobj,
static ssize_t uv_type_show(struct kobject *kobj, static ssize_t uv_type_show(struct kobject *kobj,
struct kobj_attribute *attr, char *buf) struct kobj_attribute *attr, char *buf)
{ {
return scnprintf(buf, PAGE_SIZE, "%s\n", uv_type_string()); return sysfs_emit(buf, "%s\n", uv_type_string());
} }
static ssize_t uv_archtype_show(struct kobject *kobj, static ssize_t uv_archtype_show(struct kobject *kobj,
@ -749,13 +749,13 @@ static ssize_t uv_archtype_show(struct kobject *kobj,
static ssize_t uv_hub_type_show(struct kobject *kobj, static ssize_t uv_hub_type_show(struct kobject *kobj,
struct kobj_attribute *attr, char *buf) struct kobj_attribute *attr, char *buf)
{ {
return scnprintf(buf, PAGE_SIZE, "0x%x\n", uv_hub_type()); return sysfs_emit(buf, "0x%x\n", uv_hub_type());
} }
static ssize_t uv_hubless_show(struct kobject *kobj, static ssize_t uv_hubless_show(struct kobject *kobj,
struct kobj_attribute *attr, char *buf) struct kobj_attribute *attr, char *buf)
{ {
return scnprintf(buf, PAGE_SIZE, "0x%x\n", uv_get_hubless_system()); return sysfs_emit(buf, "0x%x\n", uv_get_hubless_system());
} }
static struct kobj_attribute partition_id_attr = static struct kobj_attribute partition_id_attr =