constify path argument of audit_log_d_path()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/include/linux/audit.h b/include/linux/audit.h
index 9ff7a2c..ed3ef19 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -684,7 +684,7 @@
 						      const char *string);
 extern void		    audit_log_d_path(struct audit_buffer *ab,
 					     const char *prefix,
-					     struct path *path);
+					     const struct path *path);
 extern void		    audit_log_key(struct audit_buffer *ab,
 					  char *key);
 extern void		    audit_log_lost(const char *message);
diff --git a/kernel/audit.c b/kernel/audit.c
index bb0eb5b..1c7f2c6 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1418,7 +1418,7 @@
 
 /* This is a helper-function to print the escaped d_path */
 void audit_log_d_path(struct audit_buffer *ab, const char *prefix,
-		      struct path *path)
+		      const struct path *path)
 {
 	char *p, *pathname;