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authorYan, Zheng <zheng.z.yan@intel.com>2014-07-04 13:59:43 +0800
committerIlya Dryomov <ilya.dryomov@inktank.com>2014-07-08 15:08:47 +0400
commitf5f186474335ac385def69564542e6e4c6a3a8bd (patch)
treea76bfdb686f2aab83da0cb0af43ee6fa67af4e66 /fs/ceph/acl.c
parent5aaa432ad9ecbfb6587f241747ac1d4a8f10e7e7 (diff)
downloadlinux-f5f186474335ac385def69564542e6e4c6a3a8bd.tar.gz
ceph: properly apply umask when ACL is enabled
when ACL is enabled, posix_acl_create() may change inode's mode

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Diffstat (limited to 'fs/ceph/acl.c')
-rw-r--r--fs/ceph/acl.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/fs/ceph/acl.c b/fs/ceph/acl.c
index 469f2e8657e8..cebf2ebefb55 100644
--- a/fs/ceph/acl.c
+++ b/fs/ceph/acl.c
@@ -172,14 +172,24 @@ out:
 int ceph_init_acl(struct dentry *dentry, struct inode *inode, struct inode *dir)
 {
 	struct posix_acl *default_acl, *acl;
+	umode_t new_mode = inode->i_mode;
 	int error;
 
-	error = posix_acl_create(dir, &inode->i_mode, &default_acl, &acl);
+	error = posix_acl_create(dir, &new_mode, &default_acl, &acl);
 	if (error)
 		return error;
 
-	if (!default_acl && !acl)
+	if (!default_acl && !acl) {
 		cache_no_acl(inode);
+		if (new_mode != inode->i_mode) {
+			struct iattr newattrs = {
+				.ia_mode = new_mode,
+				.ia_valid = ATTR_MODE,
+			};
+			error = ceph_setattr(dentry, &newattrs);
+		}
+		return error;
+	}
 
 	if (default_acl) {
 		error = ceph_set_acl(inode, default_acl, ACL_TYPE_DEFAULT);