Driver Core: raw: add nodename for raw devices
This adds support to the raw driver to report the proper device name to userspace for the raw devices. Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: Jan Blunck <jblunck@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -261,6 +261,11 @@ static const struct file_operations raw_ctl_fops = {
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static struct cdev raw_cdev;
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static struct cdev raw_cdev;
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static char *raw_nodename(struct device *dev)
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{
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return kasprintf(GFP_KERNEL, "raw/%s", dev_name(dev));
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}
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static int __init raw_init(void)
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static int __init raw_init(void)
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{
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{
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dev_t dev = MKDEV(RAW_MAJOR, 0);
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dev_t dev = MKDEV(RAW_MAJOR, 0);
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@ -284,6 +289,7 @@ static int __init raw_init(void)
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ret = PTR_ERR(raw_class);
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ret = PTR_ERR(raw_class);
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goto error_region;
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goto error_region;
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}
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}
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raw_class->nodename = raw_nodename;
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device_create(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL, "rawctl");
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device_create(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL, "rawctl");
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return 0;
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return 0;
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