From: J. Bruce Fields <bfields@citi.umich.edu>
Date: Thu, 19 Jan 2006 01:43:27 +0000 (-0800)
Subject: [PATCH] nfsd4: fix open of recovery directory
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d22749b62f3e12de26b86a200f9a5bf7afe3590e;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[PATCH] nfsd4: fix open of recovery directory

We should be opening this directory RDONLY, not RDWR.

Thanks to Christoph Hellwig for the bug report.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c
index be963a133aaa..64f4af3651a1 100644
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -222,8 +222,7 @@ nfsd4_list_rec_dir(struct dentry *dir, recdir_func *f)
 
 	nfs4_save_user(&uid, &gid);
 
-	filp = dentry_open(dget(dir), mntget(rec_dir.mnt),
-			O_RDWR);
+	filp = dentry_open(dget(dir), mntget(rec_dir.mnt), O_RDONLY);
 	status = PTR_ERR(filp);
 	if (IS_ERR(filp))
 		goto out;