path_umount(): constify struct path argument

Reviewed-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/internal.h b/fs/internal.h
index fe88563b48221f208838ddc2688335c0c4febfbf..549e6bd453b01b985891ccd83ab850670c90f137 100644 (file)
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -86,7 +86,7 @@ extern bool may_mount(void);
 
 int path_mount(const char *dev_name, const struct path *path,
                const char *type_page, unsigned long flags, void *data_page);
-int path_umount(struct path *path, int flags);
+int path_umount(const struct path *path, int flags);
 
 int show_path(struct seq_file *m, struct dentry *root);
 

diff --git a/fs/namespace.c b/fs/namespace.c
index e09688d63dacf7ee543413f6ef1a39f053de8842..0b351af533001c9d9b4c0ab04ad525c9128e717e 100644 (file)
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2084,7 +2084,7 @@ static int can_umount(const struct path *path, int flags)
 }
 
 // caller is responsible for flags being sane
-int path_umount(struct path *path, int flags)
+int path_umount(const struct path *path, int flags)
 {
        struct mount *mnt = real_mount(path->mnt);
        int ret;