Signed-off-by: Yan, Zheng <[email protected]>
---
fs/ceph/xattr.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c
index 28f9793..6ed0e5a 100644
--- a/fs/ceph/xattr.c
+++ b/fs/ceph/xattr.c
@@ -12,6 +12,9 @@
#define XATTR_CEPH_PREFIX "ceph."
#define XATTR_CEPH_PREFIX_LEN (sizeof (XATTR_CEPH_PREFIX) - 1)
+static int __remove_xattr(struct ceph_inode_info *ci,
+ struct ceph_inode_xattr *xattr);
+
/*
* List of handlers for synthetic system.* attributes. Other
* attributes are handled directly.
@@ -359,6 +362,12 @@ static int __set_xattr(struct ceph_inode_info *ci,
kfree(val);
return err;
}
+ if (!val_len) {
+ if (xattr)
+ __remove_xattr(ci, xattr);
+ kfree(name);
+ return 0;
+ }
}
if (!xattr) {
--
1.8.5.3
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