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misc: enclosure: replace snprintf in show functions with sysfs_emit 

coccicheck complains about the use of snprintf() in sysfs show
functions:
WARNING  use scnprintf or sprintf

Use sysfs_emit instead of scnprintf or sprintf makes more sense.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Ye Guojin <ye.guojin@zte.com.cn>
Link: https://lore.kernel.org/r/20211022090604.1065367-1-ye.guojin@zte.com.cn
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ye Guojin 2021-10-22 09:06:04 +00:00 committed by Greg Kroah-Hartman
parent 5a5846fdd3
commit 714f1af14b
1 changed files with 8 additions and 8 deletions
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16
drivers/misc/enclosure.c
View File

@ -426,7 +426,7 @@ static ssize_t components_show(struct device *cdev,
{
struct enclosure_device *edev = to_enclosure_device(cdev);
return snprintf(buf, 40, "%d\n", edev->components);
return sysfs_emit(buf, "%d\n", edev->components);
}
static DEVICE_ATTR_RO(components);
@ -481,7 +481,7 @@ static ssize_t get_component_fault(struct device *cdev,
if (edev->cb->get_fault)
edev->cb->get_fault(edev, ecomp);
return snprintf(buf, 40, "%d\n", ecomp->fault);
return sysfs_emit(buf, "%d\n", ecomp->fault);
}
static ssize_t set_component_fault(struct device *cdev,
@ -505,7 +505,7 @@ static ssize_t get_component_status(struct device *cdev,
if (edev->cb->get_status)
edev->cb->get_status(edev, ecomp);
return snprintf(buf, 40, "%s\n", enclosure_status[ecomp->status]);
return sysfs_emit(buf, "%s\n", enclosure_status[ecomp->status]);
}
static ssize_t set_component_status(struct device *cdev,
@ -539,7 +539,7 @@ static ssize_t get_component_active(struct device *cdev,
if (edev->cb->get_active)
edev->cb->get_active(edev, ecomp);
return snprintf(buf, 40, "%d\n", ecomp->active);
return sysfs_emit(buf, "%d\n", ecomp->active);
}
static ssize_t set_component_active(struct device *cdev,
@ -563,7 +563,7 @@ static ssize_t get_component_locate(struct device *cdev,
if (edev->cb->get_locate)
edev->cb->get_locate(edev, ecomp);
return snprintf(buf, 40, "%d\n", ecomp->locate);
return sysfs_emit(buf, "%d\n", ecomp->locate);
}
static ssize_t set_component_locate(struct device *cdev,
@ -593,7 +593,7 @@ static ssize_t get_component_power_status(struct device *cdev,
if (ecomp->power_status == -1)
return (edev->cb->get_power_status) ? -EIO : -ENOTTY;
return snprintf(buf, 40, "%s\n", ecomp->power_status ? "on" : "off");
return sysfs_emit(buf, "%s\n", ecomp->power_status ? "on" : "off");
}
static ssize_t set_component_power_status(struct device *cdev,
@ -623,7 +623,7 @@ static ssize_t get_component_type(struct device *cdev,
{
struct enclosure_component *ecomp = to_enclosure_component(cdev);
return snprintf(buf, 40, "%s\n", enclosure_type[ecomp->type]);
return sysfs_emit(buf, "%s\n", enclosure_type[ecomp->type]);
}
static ssize_t get_component_slot(struct device *cdev,
@ -638,7 +638,7 @@ static ssize_t get_component_slot(struct device *cdev,
else
slot = ecomp->number;
return snprintf(buf, 40, "%d\n", slot);
return sysfs_emit(buf, "%d\n", slot);
}
static DEVICE_ATTR(fault, S_IRUGO | S_IWUSR, get_component_fault,