diff --git a/drivers/video/fbdev/sis/sis_main.c b/drivers/video/fbdev/sis/sis_main.c
index 84567d67f71d..95f976b49143 100644
--- a/drivers/video/fbdev/sis/sis_main.c
+++ b/drivers/video/fbdev/sis/sis_main.c
@@ -204,8 +204,7 @@ static void sisfb_search_mode(char *name, bool quiet)
 		return;
 	}
 
-	if(strlen(name) <= 19) {
-		strcpy(strbuf1, name);
+	if (strscpy(strbuf1, name) > 0) {
 		for(i = 0; i < strlen(strbuf1); i++) {
 			if(strbuf1[i] < '0' || strbuf1[i] > '9') strbuf1[i] = ' ';
 		}