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From:   Arnd Bergmann <arnd@arndb.de>
To:     Alexander Viro <viro@zeniv.linux.org.uk>
Cc:     linux-fsdevel@vger.kernel.org, y2038@lists.linaro.org,
        linux-kernel@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        "Theodore Ts'o" <tytso@mit.edu>
Subject: [PATCH v3 22/26] compat_ioctl: remove /dev/random commands
Date:   Tue, 16 Apr 2019 22:28:07 +0200
Message-Id: <20190416202839.248216-3-arnd@arndb.de>
In-Reply-To: <20190416202839.248216-1-arnd@arndb.de>
References: <20190416202013.4034148-1-arnd@arndb.de>
 <20190416202839.248216-1-arnd@arndb.de>
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Sender: linux-kernel-owner@vger.kernel.org
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These are all handled by the random driver, so instead of listing
each ioctl, we can just use the same function to deal with both
native and compat commands.

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/char/random.c | 1 +
 fs/compat_ioctl.c     | 7 -------
 2 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/char/random.c b/drivers/char/random.c
index 38c6d1af6d1c..4f397c70d89b 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -2025,6 +2025,7 @@ const struct file_operations random_fops = {
 	.write = random_write,
 	.poll  = random_poll,
 	.unlocked_ioctl = random_ioctl,
+	.compat_ioctl = compat_ptr_ioctl,
 	.fasync = random_fasync,
 	.llseek = noop_llseek,
 };
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index bae7b38a881f..78144a599f36 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -380,13 +380,6 @@ COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
 COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
 COMPATIBLE_IOCTL(WDIOC_SETPRETIMEOUT)
 COMPATIBLE_IOCTL(WDIOC_GETPRETIMEOUT)
-/* Big R */
-COMPATIBLE_IOCTL(RNDGETENTCNT)
-COMPATIBLE_IOCTL(RNDADDTOENTCNT)
-COMPATIBLE_IOCTL(RNDGETPOOL)
-COMPATIBLE_IOCTL(RNDADDENTROPY)
-COMPATIBLE_IOCTL(RNDZAPENTCNT)
-COMPATIBLE_IOCTL(RNDCLEARPOOL)
 /* Misc. */
 COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
-- 
2.20.0