diff --git a/newlib/examples/mshell.c b/newlib/examples/mshell.c
index 2f03fe4a..ecc86513 100644
--- a/newlib/examples/mshell.c
+++ b/newlib/examples/mshell.c
@@ -137,8 +137,11 @@ int ms_cat(char* filename)
 
 	fd = open(filename, 0, "wr");
 
-	if ((!filename) || (fd < 0))
-		printf("cat: No such file or directory");		
+	if (fd < 0) {
+		printf("cat: No such file or directory");
+		printf("\n");
+		return -1;
+	}		
 
 	do {
 		r = read(fd, buffer, 1024);