[PATCH 02/12] platform/early: don't WARN() on non-empty devres list for early devices
From: Bartosz Golaszewski <hidden>
Date: 2018-05-11 16:25:08
Also in:
linux-arch, linux-devicetree, lkml
Subsystem:
driver core, kobjects, debugfs and sysfs, the rest · Maintainers:
Greg Kroah-Hartman, "Rafael J. Wysocki", Danilo Krummrich, Linus Torvalds
From: Bartosz Golaszewski <redacted> Early platform devices can have devres objects allocated in early_probe(). This is not a bug so don't dump stack in this case. Signed-off-by: Bartosz Golaszewski <redacted> --- drivers/base/dd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index c9f54089429b..0b94d9426757 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c@@ -410,7 +410,7 @@ static int really_probe(struct device *dev, struct device_driver *drv) atomic_inc(&probe_count); pr_debug("bus: '%s': %s: probing driver %s with device %s\n", drv->bus->name, __func__, drv->name, dev_name(dev)); - WARN_ON(!list_empty(&dev->devres_head)); + WARN_ON(!dev->early && !list_empty(&dev->devres_head)); re_probe: dev->driver = drv;
--
2.17.0