Am 19.06.2017 um 19:02 schrieb Eric Biggers: > On Sat, Jun 17, 2017 at 10:24:31PM +0000, Levin, Alexander (Sasha Levin) wrote: >> From: Eric Biggers <ebiggers@xxxxxxxxxx> >> >> [ Upstream commit a75467d910135905de60b3af3f11b3693625781e ] >> >> The ubifs encryption ioctls did not work when called by a 32-bit program >> on a 64-bit kernel. Since 'struct fscrypt_policy' is not affected by >> the word size, ubifs just needs to allow these ioctls through, like what >> ext4 and f2fs do. >> >> Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx> >> Signed-off-by: Richard Weinberger <richard@xxxxxx> >> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx> >> --- >> fs/ubifs/ioctl.c | 3 +++ >> 1 file changed, 3 insertions(+) >> >> diff --git a/fs/ubifs/ioctl.c b/fs/ubifs/ioctl.c >> index 3c7b29de0ca7..49d6c0f89c50 100644 >> --- a/fs/ubifs/ioctl.c >> +++ b/fs/ubifs/ioctl.c >> @@ -197,6 +197,9 @@ long ubifs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) >> case FS_IOC32_SETFLAGS: >> cmd = FS_IOC_SETFLAGS; >> break; >> + case FS_IOC_SET_ENCRYPTION_POLICY: >> + case FS_IOC_GET_ENCRYPTION_POLICY: >> + break; >> default: >> return -ENOIOCTLCMD; >> } > > UBIFS encryption was merged in 4.10, so this isn't needed in 4.9. Yep. I wonder why this patch made it into the stable queue? Thanks, //richard