Kernel/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2025-01-09 22:50:41 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

vfs: make argument of d_real_inode() const

Browse Source 
d_op->d_real() leaves the dentry alone except if the third argument is
non-zero.  Unfortunately very difficult to explain to the compiler without
a cast.

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Acked-by: Jeff Layton <jlayton@poochiereds.net>
This commit is contained in:
Miklos Szeredi 2016-09-16 12:44:20 +02:00
parent c568d68341
commit 7b1742eb06
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
include/linux/dcache.h
View File

@ -584,9 +584,10 @@ static inline struct dentry *d_real(struct dentry *dentry,
* If dentry is on an union/overlay, then return the underlying, real inode. * If dentry is on an union/overlay, then return the underlying, real inode.
* Otherwise return d_inode(). * Otherwise return d_inode().
*/ */
static inline struct inode *d_real_inode(struct dentry *dentry) static inline struct inode *d_real_inode(const struct dentry *dentry)
{ {
return d_backing_inode(d_real(dentry, NULL, 0)); /* This usage of d_real() results in const dentry */
return d_backing_inode(d_real((struct dentry *) dentry, NULL, 0));
} }