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| author |   Dmitry Torokhov <dtor_core@ameritech.net> | 2005-04-29 01:23:47 -0500 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2005-06-20 15:15:02 -0700 |
| commit | 4a0c20bf8c0fe2116f8fd7d3da6122bf8a01f026 (patch) | |
| tree | 48b6108a889f7cc007633c4d7d6f2c9fafe18082 /drivers/base/core.c | |
| parent | [PATCH] sysfs: if show/store is missing return -EIO (diff) | |
| download | linux-dev-4a0c20bf8c0fe2116f8fd7d3da6122bf8a01f026.tar.xz linux-dev-4a0c20bf8c0fe2116f8fd7d3da6122bf8a01f026.zip | |
[PATCH] sysfs: (driver/base) if show/store is missing return -EIO
sysfs: fix drivers/base so if an attribute doesn't implement
show or store method read/write will return -EIO
instead of 0.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/base/core.c')
| -rw-r--r-- | drivers/base/core.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index 32f3f09a42e0..a293a788abd4 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -36,7 +36,7 @@ dev_attr_show(struct kobject * kobj, struct attribute * attr, char * buf) { struct device_attribute * dev_attr = to_dev_attr(attr); struct device * dev = to_dev(kobj); - ssize_t ret = 0; + ssize_t ret = -EIO; if (dev_attr->show) ret = dev_attr->show(dev, buf); @@ -49,7 +49,7 @@ dev_attr_store(struct kobject * kobj, struct attribute * attr, { struct device_attribute * dev_attr = to_dev_attr(attr); struct device * dev = to_dev(kobj); - ssize_t ret = 0; + ssize_t ret = -EIO; if (dev_attr->store) ret = dev_attr->store(dev, buf, count); |