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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-02-14 16:13:40 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-02-14 16:13:40 -0800 |
| commit | ad07f124ae2df2c9c842b33c53d451a121639087 (patch) | |
| tree | 2af75eb333d5921b4ee2013daa2bf3da799292b8 | |
| parent | bb0a05d7560084091032504ec3a574a00a110e52 (diff) | |
| parent | 9e1ccb4a7700fcb3ddfe2767e0bbb6131f8ab54e (diff) | |
Merge tag 'driver-core-3.14-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core fix from Greg KH:
"Here is a single driver core patch for 3.14-rc3 for the component code
that Russell has found and fixed"
* tag 'driver-core-3.14-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
drivers/base: fix devres handling for master device
| -rw-r--r-- | drivers/base/component.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/base/component.c b/drivers/base/component.c index c53efe6c6d8e..c4778995cd72 100644 --- a/drivers/base/component.c +++ b/drivers/base/component.c @@ -133,9 +133,16 @@ static int try_to_bring_up_master(struct master *master, goto out; } + if (!devres_open_group(master->dev, NULL, GFP_KERNEL)) { + ret = -ENOMEM; + goto out; + } + /* Found all components */ ret = master->ops->bind(master->dev); if (ret < 0) { + devres_release_group(master->dev, NULL); + dev_info(master->dev, "master bind failed: %d\n", ret); master_remove_components(master); goto out; } @@ -166,6 +173,7 @@ static void take_down_master(struct master *master) { if (master->bound) { master->ops->unbind(master->dev); + devres_release_group(master->dev, NULL); master->bound = false; } |