[PATCH] 9p: Fix v9fs show_options

From: Abhishek Kulkarni
Date: Tue Jul 21 2009 - 02:04:57 EST


Add the delimiter ',' before the options when they are passed
and check if no option parameters are passed to prevent displaying
NULL in /proc/mounts.

Signed-off-by: Abhishek Kulkarni <adkulkar@xxxxxxxxxxxx>
---
:100644 100644 2f8a3f2... 072dce0... M fs/9p/vfs_super.c
fs/9p/vfs_super.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 2f8a3f2..072dce0 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -218,8 +218,8 @@ static void v9fs_kill_super(struct super_block *s)
static int v9fs_show_options(struct seq_file *m, struct vfsmount *mnt)
{
struct v9fs_session_info *v9ses = mnt->mnt_sb->s_fs_info;
-
- seq_printf(m, "%s", v9ses->options);
+ if (v9ses->options != NULL)
+ seq_printf(m, ",%s", v9ses->options);
return 0;
}

--
1.6.0.4

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