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kprobes: fix error checking of batch registration
[pandora-kernel.git]
/
mm
/
backing-dev.c
diff --git
a/mm/backing-dev.c
b/mm/backing-dev.c
index
7c4f9e0
..
f2e574d
100644
(file)
--- a/
mm/backing-dev.c
+++ b/
mm/backing-dev.c
@@
-172,30
+172,22
@@
postcore_initcall(bdi_class_init);
int bdi_register(struct backing_dev_info *bdi, struct device *parent,
const char *fmt, ...)
{
int bdi_register(struct backing_dev_info *bdi, struct device *parent,
const char *fmt, ...)
{
- char *name;
va_list args;
int ret = 0;
struct device *dev;
va_start(args, fmt);
va_list args;
int ret = 0;
struct device *dev;
va_start(args, fmt);
-
name = kvasprintf(GFP_KERNEL
, fmt, args);
+
dev = device_create_vargs(bdi_class, parent, MKDEV(0, 0), bdi
, fmt, args);
va_end(args);
va_end(args);
-
- if (!name)
- return -ENOMEM;
-
- dev = device_create(bdi_class, parent, MKDEV(0, 0), name);
if (IS_ERR(dev)) {
ret = PTR_ERR(dev);
goto exit;
}
bdi->dev = dev;
if (IS_ERR(dev)) {
ret = PTR_ERR(dev);
goto exit;
}
bdi->dev = dev;
- dev_set_drvdata(bdi->dev, bdi);
- bdi_debug_register(bdi, name);
+ bdi_debug_register(bdi, dev_name(dev));
exit:
exit:
- kfree(name);
return ret;
}
EXPORT_SYMBOL(bdi_register);
return ret;
}
EXPORT_SYMBOL(bdi_register);