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| author | Tyler Hicks <tyhicks@canonical.com> | 2013-06-04 10:24:56 -0700 |
|---|---|---|
| committer | Tyler Hicks <tyhicks@canonical.com> | 2013-06-04 23:53:31 -0700 |
| commit | bc5abcf7e411b889f73ea2a90439071a0f451011 (patch) | |
| tree | ab1b98a7863fdd9bf80fb8e98d6bd41bae78be1c /fs | |
| parent | 24a923e4e9a296a8f8ff852109d423ba07616cc4 (diff) | |
| download | lwn-bc5abcf7e411b889f73ea2a90439071a0f451011.tar.gz lwn-bc5abcf7e411b889f73ea2a90439071a0f451011.zip | |
eCryptfs: Check return of filemap_write_and_wait during fsync
Error out of ecryptfs_fsync() if filemap_write_and_wait() fails.
Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Cc: Paul Taysom <taysom@chromium.org>
Cc: Olof Johansson <olofj@chromium.org>
Cc: stable@vger.kernel.org # v3.6+
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ecryptfs/file.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c index 16f509d6fa49..a7abbea2c096 100644 --- a/fs/ecryptfs/file.c +++ b/fs/ecryptfs/file.c @@ -295,7 +295,12 @@ static int ecryptfs_release(struct inode *inode, struct file *file) 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); } |