summaryrefslogtreecommitdiff
path: root/drivers/base/sys.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/base/sys.c')
-rw-r--r--drivers/base/sys.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index 4fbb56bcb1e..358bb0be3c0 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -175,8 +175,7 @@ int sysdev_driver_register(struct sysdev_class *cls, struct sysdev_driver *drv)
}
/* Check whether this driver has already been added to a class. */
- if ((drv->entry.next != drv->entry.prev) ||
- (drv->entry.next != NULL)) {
+ if (drv->entry.next && !list_empty(&drv->entry)) {
printk(KERN_WARNING "sysdev: class %s: driver (%p) has already"
" been registered to a class, something is wrong, but "
"will forge on!\n", cls->name, drv);