This is a note to let you know that I've just added the patch titled crypto: ccree - Remove debugfs when platform_driver_register failed to the 5.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: crypto-ccree-remove-debugfs-when-platform_driver_reg.patch and it can be found in the queue-5.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 8b63dbf3a964877080e3a8a9dedf4fe285f2af24 Author: Gaosheng Cui <cuigaosheng1@xxxxxxxxxx> Date: Tue Nov 8 16:29:12 2022 +0800 crypto: ccree - Remove debugfs when platform_driver_register failed [ Upstream commit 4f1c596df706c9aca662b6c214fad84047ae2a97 ] When platform_driver_register failed, we need to remove debugfs, which will caused a resource leak, fix it. Failed logs as follows: [ 32.606488] debugfs: Directory 'ccree' with parent '/' already present! Fixes: 4c3f97276e15 ("crypto: ccree - introduce CryptoCell driver") Signed-off-by: Gaosheng Cui <cuigaosheng1@xxxxxxxxxx> Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/crypto/ccree/cc_driver.c b/drivers/crypto/ccree/cc_driver.c index 790fa9058a36..41f0a404bdf9 100644 --- a/drivers/crypto/ccree/cc_driver.c +++ b/drivers/crypto/ccree/cc_driver.c @@ -656,9 +656,17 @@ static struct platform_driver ccree_driver = { static int __init ccree_init(void) { + int rc; + cc_debugfs_global_init(); - return platform_driver_register(&ccree_driver); + rc = platform_driver_register(&ccree_driver); + if (rc) { + cc_debugfs_global_fini(); + return rc; + } + + return 0; } module_init(ccree_init);