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authorKay Sievers <kay.sievers@vrfy.org>2009-04-30 15:23:42 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2009-06-15 21:30:26 -0700
commit2bdf914915e98fe82495d05741a57e37f4b604e8 (patch)
tree6d598776789ff0ccd29b46fb6d08d183896e982f /block/bsg.c
parent1ce8a0d396288f28070483a8190843c23b8282f4 (diff)
downloadlinux-linaro-stable-2bdf914915e98fe82495d05741a57e37f4b604e8.tar.gz
Driver Core: bsg: add nodename for bsg driver
This adds support to the BSG driver to report the proper device name to userspace for the bsg 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>
Diffstat (limited to 'block/bsg.c')
-rw-r--r--block/bsg.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/block/bsg.c b/block/bsg.c
index 5358f9ae13c1..54106f052f70 100644
--- a/block/bsg.c
+++ b/block/bsg.c
@@ -1065,6 +1065,11 @@ EXPORT_SYMBOL_GPL(bsg_register_queue);
static struct cdev bsg_cdev;
+static char *bsg_nodename(struct device *dev)
+{
+ return kasprintf(GFP_KERNEL, "bsg/%s", dev_name(dev));
+}
+
static int __init bsg_init(void)
{
int ret, i;
@@ -1085,6 +1090,7 @@ static int __init bsg_init(void)
ret = PTR_ERR(bsg_class);
goto destroy_kmemcache;
}
+ bsg_class->nodename = bsg_nodename;
ret = alloc_chrdev_region(&devid, 0, BSG_MAX_DEVS, "bsg");
if (ret)