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authorChristoph Hellwig <hch@lst.de>2020-09-03 16:22:30 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2020-09-03 21:26:24 -0400
commit906146f44922392f00293e52ea9b61168b75ac62 (patch)
tree501c3bea5205d40ceb8666926f6d09190a81e777 /fs/proc/inode.c
parentf6ef7b7bb285c7b63a36f370b40b990891a9aa1f (diff)
proc: cleanup the compat vs no compat file ops
Instead of providing a special no-compat version provide a special compat version for operations with ->compat_ioctl. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/proc/inode.c')
-rw-r--r--fs/proc/inode.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 016b1302cbab..93dd20457375 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -572,9 +572,6 @@ static const struct file_operations proc_reg_file_ops = {
.write = proc_reg_write,
.poll = proc_reg_poll,
.unlocked_ioctl = proc_reg_unlocked_ioctl,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = proc_reg_compat_ioctl,
-#endif
.mmap = proc_reg_mmap,
.get_unmapped_area = proc_reg_get_unmapped_area,
.open = proc_reg_open,
@@ -582,12 +579,13 @@ static const struct file_operations proc_reg_file_ops = {
};
#ifdef CONFIG_COMPAT
-static const struct file_operations proc_reg_file_ops_no_compat = {
+static const struct file_operations proc_reg_file_ops_compat = {
.llseek = proc_reg_llseek,
.read = proc_reg_read,
.write = proc_reg_write,
.poll = proc_reg_poll,
.unlocked_ioctl = proc_reg_unlocked_ioctl,
+ .compat_ioctl = proc_reg_compat_ioctl,
.mmap = proc_reg_mmap,
.get_unmapped_area = proc_reg_get_unmapped_area,
.open = proc_reg_open,
@@ -646,8 +644,8 @@ struct inode *proc_get_inode(struct super_block *sb, struct proc_dir_entry *de)
inode->i_op = de->proc_iops;
inode->i_fop = &proc_reg_file_ops;
#ifdef CONFIG_COMPAT
- if (!de->proc_ops->proc_compat_ioctl)
- inode->i_fop = &proc_reg_file_ops_no_compat;
+ if (de->proc_ops->proc_compat_ioctl)
+ inode->i_fop = &proc_reg_file_ops_compat;
#endif
} else if (S_ISDIR(inode->i_mode)) {
inode->i_op = de->proc_iops;