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compat_ioctl: ignore RAID_VERSION ioctl

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md ioctls are now handled by the md driver itself, but mdadm
may call RAID_VERSION on other devices as well. Mark the command
as IGNORE_IOCTL so this fails silently rather than printing
an annoying message.

Reported-by: "Michael S. Tsirkin" <m.s.tsirkin@gmail.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Arnd Bergmann 2010-02-10 16:14:04 +01:00 committed by Linus Torvalds
parent e28cab42f3
commit f79f118528
1 changed files with 2 additions and 0 deletions
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2
fs/compat_ioctl.c
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@ -1038,6 +1038,8 @@ COMPATIBLE_IOCTL(FIOQSIZE)
#ifdef CONFIG_BLOCK
/* loop */
IGNORE_IOCTL(LOOP_CLR_FD)
/* md calls this on random blockdevs */
IGNORE_IOCTL(RAID_VERSION)
/* SG stuff */
COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
COMPATIBLE_IOCTL(SG_GET_TIMEOUT)