3.9-stable review patch. If anyone has any objections, please let me know.
------------------
From: Tyler Hicks <tyhicks@xxxxxxxxxxxxx>
commit bc5abcf7e411b889f73ea2a90439071a0f451011 upstream.
Error out of ecryptfs_fsync() if filemap_write_and_wait() fails.
Signed-off-by: Tyler Hicks <tyhicks@xxxxxxxxxxxxx>
Cc: Paul Taysom <taysom@xxxxxxxxxxxx>
Cc: Olof Johansson <olofj@xxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
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);
}
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