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authorDmitry Torokhov <dtor_core@ameritech.net>2005-04-29 01:23:47 -0500
committerGreg Kroah-Hartman <gregkh@suse.de>2005-06-20 15:15:02 -0700
commit4a0c20bf8c0fe2116f8fd7d3da6122bf8a01f026 (patch)
tree48b6108a889f7cc007633c4d7d6f2c9fafe18082 /drivers/base/sys.c
parentc76d0abd07a9c9cf72bbb5b641e1e97f92ea8f3e (diff)
[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/sys.c')
-rw-r--r--drivers/base/sys.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index 9102e3756f9..f37a13de804 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -37,7 +37,7 @@ sysdev_show(struct kobject * kobj, struct attribute * attr, char * buffer)
if (sysdev_attr->show)
return sysdev_attr->show(sysdev, buffer);
- return 0;
+ return -EIO;
}
@@ -50,7 +50,7 @@ sysdev_store(struct kobject * kobj, struct attribute * attr,
if (sysdev_attr->store)
return sysdev_attr->store(sysdev, buffer, count);
- return 0;
+ return -EIO;
}
static struct sysfs_ops sysfs_ops = {