From 50cbc7510250a64674d619d13f5912edf08b767d Mon Sep 17 00:00:00 2001
From: Robert Morris <rtm@csail.mit.edu>
Date: Sat, 1 Jun 2019 05:33:38 -0400
Subject: first shell prints $ prompt, though no console input yet

---
 fs.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'fs.c')

diff --git a/fs.c b/fs.c
index ae96567..beea46d 100644
--- a/fs.c
+++ b/fs.c
@@ -486,8 +486,9 @@ writei(struct inode *ip, char *src, uint off, uint n)
   struct buf *bp;
 
   if(ip->type == T_DEV){
-    if(ip->major < 0 || ip->major >= NDEV || !devsw[ip->major].write)
+    if(ip->major < 0 || ip->major >= NDEV || !devsw[ip->major].write){
       return -1;
+    }
     return devsw[ip->major].write(ip, src, n);
   }
 
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