diff --git a/fs/9p/cache.c b/fs/9p/cache.c
index 12c0ae29f185..194a912158ac 100644
--- a/fs/9p/cache.c
+++ b/fs/9p/cache.c
@@ -20,17 +20,14 @@ int v9fs_cache_session_get_cookie(struct v9fs_session_info *v9ses,
 				  const char *dev_name)
 {
 	struct fscache_volume *vcookie;
-	char *name, *p;
+	char *name;
 
 	name = kasprintf(GFP_KERNEL, "9p,%s,%s",
 			 dev_name, v9ses->cachetag ?: v9ses->aname);
 	if (!name)
 		return -ENOMEM;
 
-	for (p = name; *p; p++)
-		if (*p == '/')
-			*p = ';';
-
+	strreplace(name, '/', ';');
 	vcookie = fscache_acquire_volume(name, NULL, NULL, 0);
 	p9_debug(P9_DEBUG_FSC, "session %p get volume %p (%s)\n",
 		 v9ses, vcookie, name);