Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Tyler Hicks , Paul Taysom , Olof Johansson Subject: [ 51/79] eCryptfs: Check return of filemap_write_and_wait during fsync Date: Tue, 11 Jun 2013 13:03:17 -0700 Message-Id: <20130611195322.800333846@linuxfoundation.org> In-Reply-To: <20130611195312.352656079@linuxfoundation.org> References: <20130611195312.352656079@linuxfoundation.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Tyler Hicks commit bc5abcf7e411b889f73ea2a90439071a0f451011 upstream. Error out of ecryptfs_fsync() if filemap_write_and_wait() fails. Signed-off-by: Tyler Hicks Cc: Paul Taysom Cc: Olof Johansson Signed-off-by: Greg Kroah-Hartman --- fs/ecryptfs/file.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) --- a/fs/ecryptfs/file.c +++ b/fs/ecryptfs/file.c @@ -294,7 +294,12 @@ static int ecryptfs_release(struct inode static int ecryptfs_fsync(struct file *file, loff_t start, loff_t end, int datasync) { - filemap_write_and_wait(file->f_mapping); + int rc; + + rc = filemap_write_and_wait(file->f_mapping); + if (rc) + return rc; + return vfs_fsync(ecryptfs_file_to_lower(file), datasync); }