Noticed this one while forward porting ttyrpld. d_path can take a
pointer to const, so let's do that.
===
commit 308abb96c6609a4dddb5ae86110cac5aa48013cf
parent 5bb7ff795fffc9418e3039cac77b42adcaae1a57
Author: Jan Engelhardt <jengelh@xxxxxxxxxx>
Date: Sun May 11 12:52:36 2008 +0200
fs: make struct file arg to d_path const
Signed-off-by: Jan Engelhardt <jengelh@xxxxxxxxxx>
---
fs/dcache.c | 2 +-
include/linux/dcache.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/dcache.c b/fs/dcache.c
index 3ee588d..c4c9072 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1847,7 +1847,7 @@ Elong:
*
* "buflen" should be positive. Caller holds the dcache_lock.
*/
-char *d_path(struct path *path, char *buf, int buflen)
+char *d_path(const struct path *path, char *buf, int buflen)
{
char *res;
struct path root;
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 2a66394..d982eb8 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -300,7 +300,7 @@ extern int d_validate(struct dentry *, struct dentry *);
extern char *dynamic_dname(struct dentry *, char *, int, const char *, ...);
extern char *__d_path(const struct path *path, struct path *root, char *, int);
-extern char *d_path(struct path *, char *, int);
+extern char *d_path(const struct path *, char *, int);
extern char *dentry_path(struct dentry *, char *, int);
/* Allocation counts.. */
--
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