linux-ext4 - [PATCH 4/4] ubifs: wire up FS_IOC_GET_ENCRYPTION

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Message-Id: <20200314205052.93294-5-ebiggers@kernel.org>
Date:   Sat, 14 Mar 2020 13:50:52 -0700
From:   Eric Biggers <ebiggers@...nel.org>
To:     linux-fscrypt@...r.kernel.org
Cc:     linux-ext4@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net,
        linux-mtd@...ts.infradead.org, linux-fsdevel@...r.kernel.org,
        linux-api@...r.kernel.org
Subject: [PATCH 4/4] ubifs: wire up FS_IOC_GET_ENCRYPTION_NONCE

From: Eric Biggers <ebiggers@...gle.com>

This new ioctl retrieves a file's encryption nonce, which is useful for
testing.  See the corresponding fs/crypto/ patch for more details.

Signed-off-by: Eric Biggers <ebiggers@...gle.com>
---
 fs/ubifs/ioctl.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/fs/ubifs/ioctl.c b/fs/ubifs/ioctl.c
index d49fc04f2d7d4..3df9be2c684c3 100644
--- a/fs/ubifs/ioctl.c
+++ b/fs/ubifs/ioctl.c
@@ -208,6 +208,9 @@ long ubifs_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 	case FS_IOC_GET_ENCRYPTION_KEY_STATUS:
 		return fscrypt_ioctl_get_key_status(file, (void __user *)arg);
 
+	case FS_IOC_GET_ENCRYPTION_NONCE:
+		return fscrypt_ioctl_get_nonce(file, (void __user *)arg);
+
 	default:
 		return -ENOTTY;
 	}
@@ -230,6 +233,7 @@ long ubifs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 	case FS_IOC_REMOVE_ENCRYPTION_KEY:
 	case FS_IOC_REMOVE_ENCRYPTION_KEY_ALL_USERS:
 	case FS_IOC_GET_ENCRYPTION_KEY_STATUS:
+	case FS_IOC_GET_ENCRYPTION_NONCE:
 		break;
 	default:
 		return -ENOIOCTLCMD;
-- 
2.25.1