From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 19 Jun 2011 00:03:36 +0000 (-0400)
Subject: cifs_permission() doesn't need to bail out in RCU mode
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ec12781f192568f7ea860f440f890389ba393df7;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

cifs_permission() doesn't need to bail out in RCU mode

nothing potentially blocking except generic_permission(), which
will DTRT

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index e9def996e383..2f0c58646c10 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -257,9 +257,6 @@ static int cifs_permission(struct inode *inode, int mask, unsigned int flags)
 {
 	struct cifs_sb_info *cifs_sb;
 
-	if (flags & IPERM_FLAG_RCU)
-		return -ECHILD;
-
 	cifs_sb = CIFS_SB(inode->i_sb);
 
 	if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_PERM) {