From 8431c056350aed7f234a5e463a3e786b2c7ac66a Mon Sep 17 00:00:00 2001
From: zylx <yuhaodi@rt-thread.com>
Date: Sat, 13 Oct 2018 10:18:10 +0800
Subject: [PATCH] [dfs] fix ioctl getflag/setflag issue.

---
 components/dfs/src/dfs_file.c  | 2 +-
 components/dfs/src/dfs_posix.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/dfs/src/dfs_file.c b/components/dfs/src/dfs_file.c
index c437b43829..76cf419c0a 100644
--- a/components/dfs/src/dfs_file.c
+++ b/components/dfs/src/dfs_file.c
@@ -189,7 +189,7 @@ int dfs_file_ioctl(struct dfs_fd *fd, int cmd, void *args)
                 int mask  = O_NONBLOCK | O_APPEND;
 
                 flags &= mask;
-                fd->flags &= mask;
+                fd->flags &= ~mask;
                 fd->flags |= flags;
             }
             return 0;
diff --git a/components/dfs/src/dfs_posix.c b/components/dfs/src/dfs_posix.c
index 3d863c4f98..898488a2aa 100644
--- a/components/dfs/src/dfs_posix.c
+++ b/components/dfs/src/dfs_posix.c
@@ -455,7 +455,7 @@ int fcntl(int fildes, int cmd, ...)
         ret = -1;
     }
 
-    return 0;
+    return ret;
 }
 RTM_EXPORT(fcntl);
 
-- 
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