qstr: constify dentry_init_security

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index 7ae3976..101bf19 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -1356,7 +1356,7 @@
 					struct super_block *newsb);
 	int (*sb_parse_opts_str)(char *options, struct security_mnt_opts *opts);
 	int (*dentry_init_security)(struct dentry *dentry, int mode,
-					struct qstr *name, void **ctx,
+					const struct qstr *name, void **ctx,
 					u32 *ctxlen);
 
 
diff --git a/include/linux/security.h b/include/linux/security.h
index 14df373..7831cd5 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -240,7 +240,7 @@
 				struct super_block *newsb);
 int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts);
 int security_dentry_init_security(struct dentry *dentry, int mode,
-					struct qstr *name, void **ctx,
+					const struct qstr *name, void **ctx,
 					u32 *ctxlen);
 
 int security_inode_alloc(struct inode *inode);
@@ -591,7 +591,7 @@
 
 static inline int security_dentry_init_security(struct dentry *dentry,
 						 int mode,
-						 struct qstr *name,
+						 const struct qstr *name,
 						 void **ctx,
 						 u32 *ctxlen)
 {
diff --git a/security/security.c b/security/security.c
index 7095693..d441f45 100644
--- a/security/security.c
+++ b/security/security.c
@@ -356,7 +356,7 @@
 }
 
 int security_dentry_init_security(struct dentry *dentry, int mode,
-					struct qstr *name, void **ctx,
+					const struct qstr *name, void **ctx,
 					u32 *ctxlen)
 {
 	return call_int_hook(dentry_init_security, -EOPNOTSUPP, dentry, mode,
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index a86d537..22b6628 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2809,7 +2809,7 @@
 }
 
 static int selinux_dentry_init_security(struct dentry *dentry, int mode,
-					struct qstr *name, void **ctx,
+					const struct qstr *name, void **ctx,
 					u32 *ctxlen)
 {
 	u32 newsid;