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| author | Dmitry Torokhov <dtor_core@ameritech.net> | 2005-04-29 01:27:34 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2005-06-20 15:15:03 -0700 |
| commit | 70f2817a43c89b784dc2ec3d06ba5bf3064f8235 (patch) | |
| tree | 210bbd16599d4e402051e4ec30c82e70b8b427ef /drivers/firmware | |
| parent | 6c1852a08e444a2e66367352a99c0e93c8bf3e97 (diff) | |
| download | lwn-70f2817a43c89b784dc2ec3d06ba5bf3064f8235.tar.gz lwn-70f2817a43c89b784dc2ec3d06ba5bf3064f8235.zip | |
[PATCH] sysfs: (rest) if show/store is missing return -EIO
sysfs: fix the rest of the kernel so if an attribute doesn't
implement show or store method read/write will return
-EIO instead of 0 or -EINVAL or -EPERM.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/firmware')
| -rw-r--r-- | drivers/firmware/edd.c | 2 | ||||
| -rw-r--r-- | drivers/firmware/efivars.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/firmware/edd.c b/drivers/firmware/edd.c index 33b669e6f977..6996476669f1 100644 --- a/drivers/firmware/edd.c +++ b/drivers/firmware/edd.c @@ -115,7 +115,7 @@ edd_attr_show(struct kobject * kobj, struct attribute *attr, char *buf) { struct edd_device *dev = to_edd_device(kobj); struct edd_attribute *edd_attr = to_edd_attr(attr); - ssize_t ret = 0; + ssize_t ret = -EIO; if (edd_attr->show) ret = edd_attr->show(dev, buf); diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c index 0287ff65963b..a3451cb94004 100644 --- a/drivers/firmware/efivars.c +++ b/drivers/firmware/efivars.c @@ -352,7 +352,7 @@ static ssize_t efivar_attr_show(struct kobject *kobj, struct attribute *attr, { struct efivar_entry *var = to_efivar_entry(kobj); struct efivar_attribute *efivar_attr = to_efivar_attr(attr); - ssize_t ret = 0; + ssize_t ret = -EIO; if (!capable(CAP_SYS_ADMIN)) return -EACCES; @@ -368,7 +368,7 @@ static ssize_t efivar_attr_store(struct kobject *kobj, struct attribute *attr, { struct efivar_entry *var = to_efivar_entry(kobj); struct efivar_attribute *efivar_attr = to_efivar_attr(attr); - ssize_t ret = 0; + ssize_t ret = -EIO; if (!capable(CAP_SYS_ADMIN)) return -EACCES; |