From aaf2e8a1e5d064ad2949597df4f6a947e5da71d1 Mon Sep 17 00:00:00 2001
From: Marian Ohligs <ohligs@lfbs.rwth-aachen.de>
Date: Sun, 25 Sep 2011 12:59:38 +0200
Subject: [PATCH] - bug fix in mshell

---
 newlib/examples/mshell.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

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);