mirror of https://gitee.com/openkylin/linux.git
USB storage: audit sysfs attribute permissions
Convert the usbsorage sysfs attribute to use the _RW macro to make it easier to determine the permissions for the file. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -496,7 +496,7 @@ US_DO_ALL_FLAGS
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***********************************************************************/
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/* Output routine for the sysfs max_sectors file */
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static ssize_t show_max_sectors(struct device *dev, struct device_attribute *attr, char *buf)
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static ssize_t max_sectors_show(struct device *dev, struct device_attribute *attr, char *buf)
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{
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struct scsi_device *sdev = to_scsi_device(dev);
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@ -504,7 +504,7 @@ static ssize_t show_max_sectors(struct device *dev, struct device_attribute *att
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}
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/* Input routine for the sysfs max_sectors file */
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static ssize_t store_max_sectors(struct device *dev, struct device_attribute *attr, const char *buf,
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static ssize_t max_sectors_store(struct device *dev, struct device_attribute *attr, const char *buf,
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size_t count)
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{
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struct scsi_device *sdev = to_scsi_device(dev);
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@ -514,16 +514,14 @@ static ssize_t store_max_sectors(struct device *dev, struct device_attribute *at
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blk_queue_max_hw_sectors(sdev->request_queue, ms);
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return count;
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}
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return -EINVAL;
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return -EINVAL;
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}
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static DEVICE_ATTR(max_sectors, S_IRUGO | S_IWUSR, show_max_sectors,
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store_max_sectors);
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static DEVICE_ATTR_RW(max_sectors);
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static struct device_attribute *sysfs_device_attr_list[] = {
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&dev_attr_max_sectors,
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NULL,
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};
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&dev_attr_max_sectors,
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NULL,
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};
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/*
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* this defines our host template, with which we'll allocate hosts
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