linux-kernel - [PATCH] hostfs: fix a not needed double check

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Date:	Sat, 20 Oct 2012 12:02:59 +0200
From:	Marco Stornelli <marco.stornelli@...il.com>
To:	Richard Weinberger <richard@....at>
CC:	Jeff Dike <jdike@...toit.com>,
	user-mode-linux-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org,
	Christoph Hellwig <hch@...radead.org>,
	Linux FS Devel <linux-fsdevel@...r.kernel.org>
Subject: [PATCH] hostfs: fix a not needed double check

With the commit 3be2be0a32c18b0fd6d623cda63174a332ca0de1 we removed vmtruncate,
but actaully there is no need to call inode_newsize_ok() because the checks are
already done in inode_change_ok() at the begin of the function.

Signed-off-by: Marco Stornelli <marco.stornelli@...il.com>
---
 fs/hostfs/hostfs_kern.c |    9 +--------
 1 files changed, 1 insertions(+), 8 deletions(-)

diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 457addc..c9d5254 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -845,15 +845,8 @@ int hostfs_setattr(struct dentry *dentry, struct iattr *attr)
 		return err;
 
 	if ((attr->ia_valid & ATTR_SIZE) &&
-	    attr->ia_size != i_size_read(inode)) {
-		int error;
-
-		error = inode_newsize_ok(inode, attr->ia_size);
-		if (error)
-			return error;
-
+	    attr->ia_size != i_size_read(inode))
 		truncate_setsize(inode, attr->ia_size);
-	}
 
 	setattr_copy(inode, attr);
 	mark_inode_dirty(inode);
-- 
1.7.3.4
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