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authorLinus Torvalds <torvalds@linux-foundation.org>2016-01-31 16:55:04 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-31 16:55:04 -0800
commitf3ca903fbbb0d26221a39cbebfe6dd4efbebd3ef (patch)
treecc317a177a169a55af82a8ab1eafe5245e2a7705
parent510ae0c994cb38fcf5033ad69eb8103552e335e8 (diff)
parent25cad69f21f5532d99e2ee73c8ab6512bcab614c (diff)
Merge tag 'driver-core-4.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core fix from Greg KH: "Here's a single driver core fix that resolves an issue a lot of users have been hitting for a while now. It's been tested a lot and has been in linux-next successfully for a while" * tag 'driver-core-4.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: base/platform: Fix platform drivers with no probe callback
-rw-r--r--drivers/base/platform.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 73d6e5d39e33..f437afa17f2b 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -558,10 +558,15 @@ static int platform_drv_probe(struct device *_dev)
return ret;
ret = dev_pm_domain_attach(_dev, true);
- if (ret != -EPROBE_DEFER && drv->probe) {
- ret = drv->probe(dev);
- if (ret)
- dev_pm_domain_detach(_dev, true);
+ if (ret != -EPROBE_DEFER) {
+ if (drv->probe) {
+ ret = drv->probe(dev);
+ if (ret)
+ dev_pm_domain_detach(_dev, true);
+ } else {
+ /* don't fail if just dev_pm_domain_attach failed */
+ ret = 0;
+ }
}
if (drv->prevent_deferred_probe && ret == -EPROBE_DEFER) {