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mfd: Use sysfs_emit() to 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> Signed-off-by: Lee Jones <lee@kernel.org> Link: https://lore.kernel.org/r/202212021528368292334@zte.com.cn
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@ -349,7 +349,7 @@ static ssize_t pld_version_show(struct device *dev,
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{
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struct kempld_device_data *pld = dev_get_drvdata(dev);
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return scnprintf(buf, PAGE_SIZE, "%s\n", pld->info.version);
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return sysfs_emit(buf, "%s\n", pld->info.version);
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}
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static ssize_t pld_specification_show(struct device *dev,
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@ -357,8 +357,7 @@ static ssize_t pld_specification_show(struct device *dev,
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{
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struct kempld_device_data *pld = dev_get_drvdata(dev);
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return scnprintf(buf, PAGE_SIZE, "%d.%d\n", pld->info.spec_major,
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pld->info.spec_minor);
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return sysfs_emit(buf, "%d.%d\n", pld->info.spec_major, pld->info.spec_minor);
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}
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static ssize_t pld_type_show(struct device *dev,
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@ -366,7 +365,7 @@ static ssize_t pld_type_show(struct device *dev,
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{
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struct kempld_device_data *pld = dev_get_drvdata(dev);
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return scnprintf(buf, PAGE_SIZE, "%s\n", kempld_get_type_string(pld));
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return sysfs_emit(buf, "%s\n", kempld_get_type_string(pld));
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}
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static DEVICE_ATTR_RO(pld_version);
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@ -286,7 +286,7 @@ static ssize_t show_output(struct device *dev,
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val = (val & mask) >> shift;
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return scnprintf(buf, PAGE_SIZE, "%u\n", val);
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return sysfs_emit(buf, "%u\n", val);
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}
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static ssize_t store_output(struct device *dev,
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