From: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Date: Mon, 16 Jul 2007 06:42:01 +0000 (-0700)
Subject: compat32: ignore the LOOP_CLR_FD ioctl
X-Git-Tag: v2.6.23-rc1~789
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=98701dc19e0cf358d48208e994180bb8abad5079;p=linux-2.6

compat32: ignore the LOOP_CLR_FD ioctl

compat32: Ignore the LOOP_CLR_FD ioctl for the loop block device, to kill an
annoying kernel message when e.g. busybox umount is used.

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index 6b44cdc96f..e440a7b95d 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -63,6 +63,7 @@
 #include <linux/wireless.h>
 #include <linux/atalk.h>
 #include <linux/blktrace_api.h>
+#include <linux/loop.h>
 
 #include <net/bluetooth/bluetooth.h>
 #include <net/bluetooth/hci.h>
@@ -3489,6 +3490,9 @@ HANDLE_IOCTL(LPSETTIMEOUT, lp_timeout_trans)
 
 IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
 IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
+
+/* loop */
+IGNORE_IOCTL(LOOP_CLR_FD)
 };
 
 #define IOCTL_HASHSIZE 256