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authorLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-05-19 15:09:05 +1000
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-05-19 15:09:05 +1000
commitc203e45f069af47ca7623e4dcd8c00bfba2722e4 (patch)
tree4563115b6565dcfd97015c1c9366fb3d07cabf19 /drivers/base/sys.c
parenta94477da38e0b261a7ecea71f4c95a3bcd5be69c (diff)
parentb8291ad07a7f3b5b990900f0001198ac23ba893e (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus
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 4fbb56bcb1ee..358bb0be3c08 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);