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authorArnd Bergmann <arnd@arndb.de>2018-09-11 18:23:00 +0300
committerArnd Bergmann <arnd@arndb.de>2019-10-23 18:23:43 +0300
commit407e9ef72476e64937ebec44cc835e03a25fb408 (patch)
treef39676cf265edd608c095532c554e9d58a177fe1 /fs/fat/file.c
parent076ff658628678f73d2349a699c3431877c1a075 (diff)
downloadlinux-407e9ef72476e64937ebec44cc835e03a25fb408.tar.xz
compat_ioctl: move drivers to compat_ptr_ioctl
Each of these drivers has a copy of the same trivial helper function to convert the pointer argument and then call the native ioctl handler. We now have a generic implementation of that, so use it. Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: David S. Miller <davem@davemloft.net> Acked-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Reviewed-by: Jason Gunthorpe <jgg@mellanox.com> Reviewed-by: Jiri Kosina <jkosina@suse.cz> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'fs/fat/file.c')
-rw-r--r--fs/fat/file.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/fs/fat/file.c b/fs/fat/file.c
index 4614c0ba5f1c..bdc4503c00a3 100644
--- a/fs/fat/file.c
+++ b/fs/fat/file.c
@@ -172,15 +172,6 @@ long fat_generic_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
}
}
-#ifdef CONFIG_COMPAT
-static long fat_generic_compat_ioctl(struct file *filp, unsigned int cmd,
- unsigned long arg)
-
-{
- return fat_generic_ioctl(filp, cmd, (unsigned long)compat_ptr(arg));
-}
-#endif
-
static int fat_file_release(struct inode *inode, struct file *filp)
{
if ((filp->f_mode & FMODE_WRITE) &&
@@ -215,9 +206,7 @@ const struct file_operations fat_file_operations = {
.mmap = generic_file_mmap,
.release = fat_file_release,
.unlocked_ioctl = fat_generic_ioctl,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = fat_generic_compat_ioctl,
-#endif
+ .compat_ioctl = compat_ptr_ioctl,
.fsync = fat_file_fsync,
.splice_read = generic_file_splice_read,
.splice_write = iter_file_splice_write,