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authorLinus Torvalds <torvalds@linux-foundation.org>2023-07-03 21:56:23 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2023-07-03 21:56:23 +0200
commitfc75f2164593554e3ec36261cec0588c8ed32641 (patch)
tree2a1473bceabc4779961caf082e3040c7baa90cd1 /fs/kernfs
parentMerge tag 'char-misc-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/gi... (diff)
parentsysfs: Skip empty folders creation (diff)
downloadlinux-fc75f2164593554e3ec36261cec0588c8ed32641.tar.xz
linux-fc75f2164593554e3ec36261cec0588c8ed32641.zip
Merge tag 'driver-core-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core updates from Greg KH: "Here are a small set of changes for 6.5-rc1 for some driver core changes. Included in here are: - device property cleanups to make it easier to write "agnostic" drivers when regards to the firmware layer underneath them (DT vs. ACPI) - debugfs documentation updates - devres additions - sysfs documentation and changes to handle empty directory creation logic better - tiny kernfs optimizations - other tiny changes All of these have been in linux-next for a while with no reported problems" * tag 'driver-core-6.5-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: sysfs: Skip empty folders creation sysfs: Improve readability by following the kernel coding style drivers: fwnode: fix fwnode_irq_get[_byname]() ata: ahci_platform: Make code agnostic to OF/ACPI device property: Implement device_is_compatible() ACPI: Move ACPI_DEVICE_CLASS() to mod_devicetable.h base/node: Use 'property' to identify an access parameter driver core: device.h: add some missing kerneldocs kernfs: fix missing kernfs_idr_lock to remove an ID from the IDR isa: Remove unnecessary checks MAINTAINERS: add entry for auxiliary bus debugfs: Correct the 'debugfs_create_str' docs serial: qcom_geni: Comment use of devm_krealloc rather than devm_krealloc_array iio: adc: Use devm_krealloc_array hwmon: pmbus: Use devm_krealloc_array
Diffstat (limited to 'fs/kernfs')
-rw-r--r--fs/kernfs/dir.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index 45b6919903e6..5a1a4af9d3d2 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -655,7 +655,9 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,
return kn;
err_out3:
+ spin_lock(&kernfs_idr_lock);
idr_remove(&root->ino_idr, (u32)kernfs_ino(kn));
+ spin_unlock(&kernfs_idr_lock);
err_out2:
kmem_cache_free(kernfs_node_cache, kn);
err_out1: