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compat_ioctl: remove /dev/random commands

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commit 507e4e2b43 upstream.

These are all handled by the random driver, so instead of listing
each ioctl, we can use the generic compat_ptr_ioctl() helper.

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Arnd Bergmann
2018-09-07 11:10:23 +02:00
committed by Greg Kroah-Hartman
parent 996fba14fa
commit 927fc225af
2 changed files with 1 additions and 7 deletions
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1
drivers/char/random.c
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@@ -2190,6 +2190,7 @@ 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,
};

7
fs/compat_ioctl.c
View File

@@ -808,13 +808,6 @@ 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)
/* Bluetooth */
COMPATIBLE_IOCTL(HCIDEVUP)
COMPATIBLE_IOCTL(HCIDEVDOWN)