From: fanyong <fanyong>
Date: Tue, 20 May 2008 02:05:15 +0000 (+0000)
Subject: Branch b1_6
X-Git-Tag: v1_8_0_110~525
X-Git-Url: https://git.whamcloud.com/gitweb?a=commitdiff_plain;h=402b4e5b445470a6e921022f860a59746f7e1460;p=fs%2Flustre-release.git

Branch b1_6
b=15828
i=adilger
i=umka

return "-EIO" when write to read only proc interface which "write_proc" is NULL.
---

diff --git a/lustre/obdclass/lprocfs_status.c b/lustre/obdclass/lprocfs_status.c
index bd26294..9615614 100644
--- a/lustre/obdclass/lprocfs_status.c
+++ b/lustre/obdclass/lprocfs_status.c
@@ -172,7 +172,7 @@ out:
 static ssize_t lprocfs_fops_write(struct file *f, const char __user *buf, size_t size, loff_t *ppos)
 {
         struct proc_dir_entry *dp = PDE(f->f_dentry->d_inode);
-        int rc = 0;
+        int rc = -EIO;
 
         LPROCFS_ENTRY();
         if (!dp->deleted && dp->write_proc)