ceph: don't clobber write return value when using O_SYNC
Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net>
Signed-off-by: Sage Weil <sage@newdream.net>
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 2c4ae44..88932c9 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -807,7 +807,7 @@
struct ceph_osd_client *osdc = &ceph_client(inode->i_sb)->osdc;
loff_t endoff = pos + iov->iov_len;
int got = 0;
- int ret;
+ int ret, err;
if (ceph_snap(inode) != CEPH_NOSNAP)
return -EROFS;
@@ -838,9 +838,12 @@
if ((ret >= 0 || ret == -EIOCBQUEUED) &&
((file->f_flags & O_SYNC) || IS_SYNC(file->f_mapping->host)
- || ceph_osdmap_flag(osdc->osdmap, CEPH_OSDMAP_NEARFULL)))
- ret = vfs_fsync_range(file, file->f_path.dentry,
+ || ceph_osdmap_flag(osdc->osdmap, CEPH_OSDMAP_NEARFULL))) {
+ err = vfs_fsync_range(file, file->f_path.dentry,
pos, pos + ret - 1, 1);
+ if (err < 0)
+ ret = err;
+ }
}
if (ret >= 0) {
spin_lock(&inode->i_lock);