diff options
Diffstat (limited to 'drivers/base/core.c')
| -rw-r--r-- | drivers/base/core.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index 56536f4b0f6..a7391a30cb2 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -563,8 +563,15 @@ int device_create_file(struct device *dev, const struct device_attribute *attr) { int error = 0; - if (dev) + + if (dev) { + WARN(((attr->attr.mode & S_IWUGO) && !attr->store), + "Write permission without 'store'\n"); + WARN(((attr->attr.mode & S_IRUGO) && !attr->show), + "Read permission without 'show'\n"); error = sysfs_create_file(&dev->kobj, &attr->attr); + } + return error; } |